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 #include "conf_esg.c"   /* include auto-generated data structure definitions */
  31 #include "conf_fnt.c"   /* include auto-generated data structure definitions */
  32
  33 #define CONFIG_TOKEN_FONT_INITIAL               "font.initial"
  34
  35 struct FontBitmapInfo font_initial[NUM_INITIAL_FONTS];
  36
  37 static void InitGlobal();
  38 static void InitSetup();
  39 static void InitPlayerInfo();
  40 static void InitLevelInfo();
  41 static void InitArtworkInfo();
  42 static void InitLevelArtworkInfo();
  43 static void InitNetworkServer();
  44 static void InitArtworkConfig();
  45 static void InitImages();
  46 static void InitMixer();
  47 static void InitSound();
  48 static void InitMusic();
  49 static void InitGfx();
  50 static void InitGfxBackground();
  51 static void InitGadgets();
  52 static void InitFontGraphicInfo();
  53 static void InitElementSmallImages();
  54 static void InitElementGraphicInfo();
  55 static void InitElementSpecialGraphicInfo();
  56 static void InitElementSoundInfo();
  57 static void InitElementProperties();
  58 static void InitGraphicInfo();
  59 static void InitSoundInfo();
  60 static void Execute_Command(char *);
  61
  62 void OpenAll()
  63 {
  64   InitGlobal();         /* initialize some global variables */
  65
  66   if (options.execute_command)
  67     Execute_Command(options.execute_command);
  68
  69   if (options.serveronly)
  70   {
  71 #if defined(PLATFORM_UNIX)
  72     NetworkServer(options.server_port, options.serveronly);
  73 #else
  74     Error(ERR_WARN, "networking only supported in Unix version");
  75 #endif
  76     exit(0);    /* never reached */
  77   }
  78
  79   InitProgramInfo(UNIX_USERDATA_DIRECTORY,
  80                   PROGRAM_TITLE_STRING, getWindowTitleString(),
  81                   ICON_TITLE_STRING, X11_ICON_FILENAME, X11_ICONMASK_FILENAME,
  82                   MSDOS_POINTER_FILENAME,
  83                   COOKIE_PREFIX, FILENAME_PREFIX, GAME_VERSION_ACTUAL);
  84
  85   InitSetup();
  86   InitPlayerInfo();
  87   InitArtworkInfo();            /* needed before loading gfx, sound & music */
  88   InitArtworkConfig();          /* needed before forking sound child process */
  89   InitMixer();
  90
  91   InitCounter();
  92
  93   InitJoysticks();
  94   InitRND(NEW_RANDOMIZE);
  95
  96   InitVideoDisplay();
  97   InitVideoBuffer(&backbuffer, &window, WIN_XSIZE, WIN_YSIZE, DEFAULT_DEPTH,
  98                   setup.fullscreen);
  99
 100   InitEventFilter(FilterMouseMotionEvents);
 101
 102   InitElementProperties();
 103
 104   InitGfx();
 105
 106   InitLevelInfo();
 107   InitLevelArtworkInfo();
 108
 109   InitImages();                 /* needs to know current level directory */
 110   InitSound();                  /* needs to know current level directory */
 111   InitMusic();                  /* needs to know current level directory */
 112
 113   InitGfxBackground();
 114
 115   if (global.autoplay_leveldir)
 116   {
 117     AutoPlayTape();
 118     return;
 119   }
 120
 121   game_status = MAINMENU;
 122
 123   DrawMainMenu();
 124
 125   InitNetworkServer();
 126 }
 127
 128 static void InitGlobal()
 129 {
 130   global.autoplay_leveldir = NULL;
 131
 132   global.frames_per_second = 0;
 133   global.fps_slowdown = FALSE;
 134   global.fps_slowdown_factor = 1;
 135 }
 136
 137 static void InitSetup()
 138 {
 139   LoadSetup();                                  /* global setup info */
 140 }
 141
 142 static void InitPlayerInfo()
 143 {
 144   int i;
 145
 146   /* choose default local player */
 147   local_player = &stored_player[0];
 148
 149   for (i=0; i<MAX_PLAYERS; i++)
 150     stored_player[i].connected = FALSE;
 151
 152   local_player->connected = TRUE;
 153 }
 154
 155 static void InitLevelInfo()
 156 {
 157   LoadLevelInfo();                              /* global level info */
 158   LoadLevelSetup_LastSeries();                  /* last played series info */
 159   LoadLevelSetup_SeriesInfo();                  /* last played level info */
 160 }
 161
 162 static void InitArtworkInfo()
 163 {
 164   LoadArtworkInfo();
 165 }
 166
 167 static void InitArtworkConfig()
 168 {
 169   static char *image_id_prefix[MAX_NUM_ELEMENTS + NUM_FONTS + 1];
 170   static char *sound_id_prefix[MAX_NUM_ELEMENTS + 1];
 171   static char *action_id_suffix[NUM_ACTIONS + 1];
 172   static char *direction_id_suffix[NUM_DIRECTIONS + 1];
 173   static char *special_id_suffix[NUM_SPECIAL_GFX_ARGS + 1];
 174   static char *dummy[1] = { NULL };
 175   static char *ignore_image_tokens[] =
 176   {
 177     "name",
 178     "sort_priority",
 179     "global.num_toons",
 180     NULL
 181   };
 182   static char *ignore_sound_tokens[] =
 183   {
 184     "name",
 185     "sort_priority",
 186     NULL
 187   };
 188   int i;
 189
 190   for (i=0; i<MAX_NUM_ELEMENTS; i++)
 191     image_id_prefix[i] = element_info[i].token_name;
 192   for (i=0; i<NUM_FONTS + 1; i++)
 193     image_id_prefix[MAX_NUM_ELEMENTS + i] = font_info[i].token_name;
 194
 195   for (i=0; i<MAX_NUM_ELEMENTS + 1; i++)
 196     sound_id_prefix[i] = element_info[i].sound_class_name;
 197
 198   for (i=0; i<NUM_ACTIONS + 1; i++)
 199     action_id_suffix[i] = element_action_info[i].suffix;
 200
 201   for (i=0; i<NUM_DIRECTIONS + 1; i++)
 202     direction_id_suffix[i] = element_direction_info[i].suffix;
 203
 204   for (i=0; i<NUM_SPECIAL_GFX_ARGS + 1; i++)
 205     special_id_suffix[i] = special_suffix_info[i].suffix;
 206
 207   InitImageList(image_config, NUM_IMAGE_FILES, image_config_suffix,
 208                 image_id_prefix, action_id_suffix, direction_id_suffix,
 209                 special_id_suffix, ignore_image_tokens);
 210   InitSoundList(sound_config, NUM_SOUND_FILES, sound_config_suffix,
 211                 sound_id_prefix, action_id_suffix, dummy,
 212                 dummy, ignore_sound_tokens);
 213 }
 214
 215 void InitLevelArtworkInfo()
 216 {
 217   LoadLevelArtworkInfo();
 218 }
 219
 220 void InitNetworkServer()
 221 {
 222 #if defined(PLATFORM_UNIX)
 223   int nr_wanted;
 224 #endif
 225
 226   if (!options.network)
 227     return;
 228
 229 #if defined(PLATFORM_UNIX)
 230   nr_wanted = Request("Choose player", REQ_PLAYER | REQ_STAY_CLOSED);
 231
 232   if (!ConnectToServer(options.server_host, options.server_port))
 233     Error(ERR_EXIT, "cannot connect to network game server");
 234
 235   SendToServer_PlayerName(setup.player_name);
 236   SendToServer_ProtocolVersion();
 237
 238   if (nr_wanted)
 239     SendToServer_NrWanted(nr_wanted);
 240 #endif
 241 }
 242
 243 static void InitMixer()
 244 {
 245   OpenAudio();
 246   StartMixer();
 247 }
 248
 249 static void ReinitializeGraphics()
 250 {
 251   InitElementGraphicInfo();             /* element game graphic mapping */
 252   InitElementSpecialGraphicInfo();      /* element special graphic mapping */
 253   InitGraphicInfo();                    /* graphic properties mapping */
 254
 255   InitElementSmallImages();             /* create editor and preview images */
 256   InitFontGraphicInfo();                /* initialize text drawing functions */
 257
 258   SetMainBackgroundImage(IMG_BACKGROUND);
 259   SetDoorBackgroundImage(IMG_BACKGROUND_DOOR);
 260
 261   InitGadgets();
 262   InitToons();
 263 }
 264
 265 static void ReinitializeSounds()
 266 {
 267   InitElementSoundInfo();       /* element game sound mapping */
 268   InitSoundInfo();              /* sound properties mapping */
 269
 270   InitPlaySoundLevel();         /* internal game sound settings */
 271 }
 272
 273 static void ReinitializeMusic()
 274 {
 275   /* currently nothing to do */
 276 }
 277
 278 static void InitImages()
 279 {
 280   ReloadCustomImages();
 281
 282   LoadCustomElementDescriptions();
 283   LoadSpecialMenuDesignSettings();
 284
 285   ReinitializeGraphics();
 286 }
 287
 288 static void InitSound()
 289 {
 290   InitReloadCustomSounds(artwork.snd_current->identifier);
 291   ReinitializeSounds();
 292 }
 293
 294 static void InitMusic()
 295 {
 296   InitReloadCustomMusic(artwork.mus_current->identifier);
 297   ReinitializeMusic();
 298 }
 299
 300 static void InitTileClipmasks()
 301 {
 302 #if 0
 303 #if defined(TARGET_X11)
 304   XGCValues clip_gc_values;
 305   unsigned long clip_gc_valuemask;
 306
 307 #if defined(TARGET_X11_NATIVE)
 308
 309 #if 0
 310   GC copy_clipmask_gc;
 311
 312   static struct
 313   {
 314     int start;
 315     int count;
 316   }
 317   tile_needs_clipping[] =
 318   {
 319     { GFX_SPIELER1_UP, 4 },
 320     { GFX_SPIELER1_DOWN, 4 },
 321     { GFX_SPIELER1_LEFT, 4 },
 322     { GFX_SPIELER1_RIGHT, 4 },
 323     { GFX_SPIELER1_PUSH_LEFT, 4 },
 324     { GFX_SPIELER1_PUSH_RIGHT, 4 },
 325     { GFX_SPIELER2_UP, 4 },
 326     { GFX_SPIELER2_DOWN, 4 },
 327     { GFX_SPIELER2_LEFT, 4 },
 328     { GFX_SPIELER2_RIGHT, 4 },
 329     { GFX_SPIELER2_PUSH_LEFT, 4 },
 330     { GFX_SPIELER2_PUSH_RIGHT, 4 },
 331     { GFX_SPIELER3_UP, 4 },
 332     { GFX_SPIELER3_DOWN, 4 },
 333     { GFX_SPIELER3_LEFT, 4 },
 334     { GFX_SPIELER3_RIGHT, 4 },
 335     { GFX_SPIELER3_PUSH_LEFT, 4 },
 336     { GFX_SPIELER3_PUSH_RIGHT, 4 },
 337     { GFX_SPIELER4_UP, 4 },
 338     { GFX_SPIELER4_DOWN, 4 },
 339     { GFX_SPIELER4_LEFT, 4 },
 340     { GFX_SPIELER4_RIGHT, 4 },
 341     { GFX_SPIELER4_PUSH_LEFT, 4 },
 342     { GFX_SPIELER4_PUSH_RIGHT, 4 },
 343     { GFX_SP_MURPHY, 1 },
 344     { GFX_MURPHY_GO_LEFT, 3 },
 345     { GFX_MURPHY_GO_RIGHT, 3 },
 346     { GFX_MURPHY_SNAP_UP, 1 },
 347     { GFX_MURPHY_SNAP_DOWN, 1 },
 348     { GFX_MURPHY_SNAP_RIGHT, 1 },
 349     { GFX_MURPHY_SNAP_LEFT, 1 },
 350     { GFX_MURPHY_PUSH_RIGHT, 1 },
 351     { GFX_MURPHY_PUSH_LEFT, 1 },
 352     { GFX_GEBLUBBER, 4 },
 353     { GFX_DYNAMIT, 7 },
 354     { GFX_DYNABOMB, 4 },
 355     { GFX_EXPLOSION, 8 },
 356     { GFX_SOKOBAN_OBJEKT, 1 },
 357     { GFX_FUNKELN_BLAU, 3 },
 358     { GFX_FUNKELN_WEISS, 3 },
 359     { GFX2_SHIELD_PASSIVE, 3 },
 360     { GFX2_SHIELD_ACTIVE, 3 },
 361     { -1, 0 }
 362   };
 363 #endif
 364
 365 #endif /* TARGET_X11_NATIVE */
 366 #endif /* TARGET_X11 */
 367
 368   int i;
 369
 370   /* initialize pixmap array for special X11 tile clipping to Pixmap 'None' */
 371   for (i=0; i<NUM_TILES; i++)
 372     tile_clipmask[i] = None;
 373
 374 #if defined(TARGET_X11)
 375   /* This stuff is needed because X11 (XSetClipOrigin(), to be precise) is
 376      often very slow when preparing a masked XCopyArea() for big Pixmaps.
 377      To prevent this, create small (tile-sized) mask Pixmaps which will then
 378      be set much faster with XSetClipOrigin() and speed things up a lot. */
 379
 380   clip_gc_values.graphics_exposures = False;
 381   clip_gc_valuemask = GCGraphicsExposures;
 382   tile_clip_gc = XCreateGC(display, window->drawable,
 383                            clip_gc_valuemask, &clip_gc_values);
 384
 385 #if 0
 386   for (i=0; i<NUM_BITMAPS; i++)
 387   {
 388     if (pix[i]->clip_mask)
 389     {
 390       clip_gc_values.graphics_exposures = False;
 391       clip_gc_values.clip_mask = pix[i]->clip_mask;
 392       clip_gc_valuemask = GCGraphicsExposures | GCClipMask;
 393       pix[i]->stored_clip_gc = XCreateGC(display, window->drawable,
 394                                          clip_gc_valuemask, &clip_gc_values);
 395     }
 396   }
 397 #endif
 398
 399 #if defined(TARGET_X11_NATIVE)
 400
 401 #if 0
 402   /* create graphic context structures needed for clipping */
 403   clip_gc_values.graphics_exposures = False;
 404   clip_gc_valuemask = GCGraphicsExposures;
 405   copy_clipmask_gc = XCreateGC(display, pix[PIX_BACK]->clip_mask,
 406                                clip_gc_valuemask, &clip_gc_values);
 407
 408   /* create only those clipping Pixmaps we really need */
 409   for (i=0; tile_needs_clipping[i].start>=0; i++)
 410   {
 411     int j;
 412
 413     for (j=0; j<tile_needs_clipping[i].count; j++)
 414     {
 415       int tile = tile_needs_clipping[i].start + j;
 416       int graphic = tile;
 417       int src_x, src_y;
 418       Bitmap *src_bitmap;
 419       Pixmap src_pixmap;
 420
 421       getGraphicSource(graphic, &src_bitmap, &src_x, &src_y);
 422       src_pixmap = src_bitmap->clip_mask;
 423
 424       tile_clipmask[tile] = XCreatePixmap(display, window->drawable,
 425                                           TILEX, TILEY, 1);
 426
 427       XCopyArea(display, src_pixmap, tile_clipmask[tile], copy_clipmask_gc,
 428                 src_x, src_y, TILEX, TILEY, 0, 0);
 429     }
 430   }
 431
 432   XFreeGC(display, copy_clipmask_gc);
 433 #endif
 434
 435 #endif /* TARGET_X11_NATIVE */
 436 #endif /* TARGET_X11 */
 437 #endif
 438 }
 439
 440 void FreeTileClipmasks()
 441 {
 442 #if 0
 443 #if defined(TARGET_X11)
 444   int i;
 445
 446   for (i=0; i<NUM_TILES; i++)
 447   {
 448     if (tile_clipmask[i] != None)
 449     {
 450       XFreePixmap(display, tile_clipmask[i]);
 451       tile_clipmask[i] = None;
 452     }
 453   }
 454
 455   if (tile_clip_gc)
 456     XFreeGC(display, tile_clip_gc);
 457   tile_clip_gc = None;
 458
 459 #if 0
 460   for (i=0; i<NUM_BITMAPS; i++)
 461   {
 462     if (pix[i] != NULL && pix[i]->stored_clip_gc)
 463     {
 464       XFreeGC(display, pix[i]->stored_clip_gc);
 465       pix[i]->stored_clip_gc = None;
 466     }
 467   }
 468 #endif
 469
 470 #endif /* TARGET_X11 */
 471 #endif
 472 }
 473
 474 void InitGfx()
 475 {
 476   char *filename_font_initial = NULL;
 477   Bitmap *bitmap_font_initial = NULL;
 478   int i, j;
 479
 480   /* determine settings for initial font (for displaying startup messages) */
 481   for (i=0; image_config[i].token != NULL; i++)
 482   {
 483     for (j=0; j < NUM_INITIAL_FONTS; j++)
 484     {
 485       char font_token[128];
 486       int len_font_token;
 487
 488       sprintf(font_token, "%s_%d", CONFIG_TOKEN_FONT_INITIAL, j + 1);
 489       len_font_token = strlen(font_token);
 490
 491       if (strcmp(image_config[i].token, font_token) == 0)
 492         filename_font_initial = image_config[i].value;
 493       else if (strlen(image_config[i].token) > len_font_token &&
 494                strncmp(image_config[i].token, font_token, len_font_token) == 0)
 495       {
 496         if (strcmp(&image_config[i].token[len_font_token], ".x") == 0)
 497           font_initial[j].src_x = atoi(image_config[i].value);
 498         else if (strcmp(&image_config[i].token[len_font_token], ".y") == 0)
 499           font_initial[j].src_y = atoi(image_config[i].value);
 500         else if (strcmp(&image_config[i].token[len_font_token], ".width") == 0)
 501           font_initial[j].width = atoi(image_config[i].value);
 502         else if (strcmp(&image_config[i].token[len_font_token],".height") == 0)
 503           font_initial[j].height = atoi(image_config[i].value);
 504       }
 505     }
 506   }
 507
 508   if (filename_font_initial == NULL)    /* should not happen */
 509     Error(ERR_EXIT, "cannot get filename for '%s'", CONFIG_TOKEN_FONT_INITIAL);
 510
 511   /* initialize screen properties */
 512   InitGfxFieldInfo(SX, SY, SXSIZE, SYSIZE,
 513                    REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE);
 514   InitGfxDoor1Info(DX, DY, DXSIZE, DYSIZE);
 515   InitGfxDoor2Info(VX, VY, VXSIZE, VYSIZE);
 516   InitGfxScrollbufferInfo(FXSIZE, FYSIZE);
 517
 518   /* create additional image buffers for double-buffering */
 519   bitmap_db_field = CreateBitmap(FXSIZE, FYSIZE, DEFAULT_DEPTH);
 520   bitmap_db_door  = CreateBitmap(3 * DXSIZE, DYSIZE + VYSIZE, DEFAULT_DEPTH);
 521
 522   bitmap_font_initial = LoadCustomImage(filename_font_initial);
 523
 524   for (j=0; j < NUM_INITIAL_FONTS; j++)
 525     font_initial[j].bitmap = bitmap_font_initial;
 526
 527   InitFontGraphicInfo();
 528
 529   DrawInitText(WINDOW_TITLE_STRING, 20, FC_YELLOW);
 530   DrawInitText(WINDOW_SUBTITLE_STRING, 50, FC_RED);
 531
 532   DrawInitText("Loading graphics:", 120, FC_GREEN);
 533
 534   InitTileClipmasks();
 535 }
 536
 537 void InitGfxBackground()
 538 {
 539   int x, y;
 540
 541   drawto = backbuffer;
 542   fieldbuffer = bitmap_db_field;
 543   SetDrawtoField(DRAW_BACKBUFFER);
 544
 545   BlitBitmap(graphic_info[IMG_GLOBAL_BORDER].bitmap, backbuffer,
 546              0, 0, WIN_XSIZE, WIN_YSIZE, 0, 0);
 547   ClearRectangle(backbuffer, REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE);
 548   ClearRectangle(bitmap_db_door, 0, 0, 3 * DXSIZE, DYSIZE + VYSIZE);
 549
 550   for (x=0; x<MAX_BUF_XSIZE; x++)
 551     for (y=0; y<MAX_BUF_YSIZE; y++)
 552       redraw[x][y] = 0;
 553   redraw_tiles = 0;
 554   redraw_mask = REDRAW_ALL;
 555 }
 556
 557 void ReloadCustomArtwork()
 558 {
 559   static char *leveldir_current_identifier = NULL;
 560   static boolean last_override_level_graphics = FALSE;
 561   static boolean last_override_level_sounds = FALSE;
 562   static boolean last_override_level_music = FALSE;
 563   /* identifier for new artwork; default: artwork configured in setup */
 564   char *gfx_new_identifier = artwork.gfx_current->identifier;
 565   char *snd_new_identifier = artwork.snd_current->identifier;
 566   char *mus_new_identifier = artwork.mus_current->identifier;
 567   boolean redraw_screen = FALSE;
 568
 569   if (leveldir_current_identifier == NULL)
 570     leveldir_current_identifier = leveldir_current->identifier;
 571
 572 #if 0
 573   printf("CURRENT GFX: '%s' ['%s']\n", artwork.gfx_current->identifier,
 574          leveldir_current->graphics_set);
 575   printf("CURRENT LEV: '%s' / '%s'\n", leveldir_current_identifier,
 576          leveldir_current->identifier);
 577 #endif
 578
 579 #if 0
 580   printf("graphics --> '%s' ('%s')\n",
 581          artwork.gfx_current_identifier, artwork.gfx_current->filename);
 582   printf("sounds   --> '%s' ('%s')\n",
 583          artwork.snd_current_identifier, artwork.snd_current->filename);
 584   printf("music    --> '%s' ('%s')\n",
 585          artwork.mus_current_identifier, artwork.mus_current->filename);
 586 #endif
 587
 588   /* leveldir_current may be invalid (level group, parent link) */
 589   if (!validLevelSeries(leveldir_current))
 590     return;
 591
 592   /* when a new level series was selected, check if there was a change
 593      in custom artwork stored in level series directory */
 594   if (leveldir_current_identifier != leveldir_current->identifier)
 595   {
 596     char *identifier_old = leveldir_current_identifier;
 597     char *identifier_new = leveldir_current->identifier;
 598
 599     if (getTreeInfoFromIdentifier(artwork.gfx_first, identifier_old) !=
 600         getTreeInfoFromIdentifier(artwork.gfx_first, identifier_new))
 601       gfx_new_identifier = identifier_new;
 602     if (getTreeInfoFromIdentifier(artwork.snd_first, identifier_old) !=
 603         getTreeInfoFromIdentifier(artwork.snd_first, identifier_new))
 604       snd_new_identifier = identifier_new;
 605     if (getTreeInfoFromIdentifier(artwork.mus_first, identifier_new) !=
 606         getTreeInfoFromIdentifier(artwork.mus_first, identifier_new))
 607       mus_new_identifier = identifier_new;
 608
 609     leveldir_current_identifier = leveldir_current->identifier;
 610   }
 611
 612   /* custom level artwork configured in level series configuration file
 613      always overrides custom level artwork stored in level series directory
 614      and (level independant) custom artwork configured in setup menue */
 615   if (leveldir_current->graphics_set != NULL)
 616     gfx_new_identifier = leveldir_current->graphics_set;
 617   if (leveldir_current->sounds_set != NULL)
 618     snd_new_identifier = leveldir_current->sounds_set;
 619   if (leveldir_current->music_set != NULL)
 620     mus_new_identifier = leveldir_current->music_set;
 621
 622   if (strcmp(artwork.gfx_current_identifier, gfx_new_identifier) != 0 ||
 623       last_override_level_graphics != setup.override_level_graphics)
 624   {
 625 #if 0
 626     printf("RELOADING GRAPHICS '%s' -> '%s' ('%s')\n",
 627            artwork.gfx_current_identifier,
 628            artwork.gfx_current->identifier,
 629            gfx_new_identifier);
 630 #endif
 631
 632     setLevelArtworkDir(artwork.gfx_first);
 633
 634     ClearRectangle(window, 0, 0, WIN_XSIZE, WIN_YSIZE);
 635
 636     InitImages();
 637
 638     FreeTileClipmasks();
 639     InitTileClipmasks();
 640
 641     artwork.gfx_current_identifier = artwork.gfx_current->identifier;
 642     last_override_level_graphics = setup.override_level_graphics;
 643
 644     redraw_screen = TRUE;
 645   }
 646
 647   if (strcmp(artwork.snd_current_identifier, snd_new_identifier) != 0 ||
 648       last_override_level_sounds != setup.override_level_sounds)
 649   {
 650 #if 0
 651     printf("RELOADING SOUNDS '%s' -> '%s' ('%s')\n",
 652            artwork.snd_current_identifier,
 653            artwork.snd_current->identifier,
 654            snd_new_identifier);
 655 #endif
 656
 657     /* set artwork path to send it to the sound server process */
 658     setLevelArtworkDir(artwork.snd_first);
 659
 660     InitReloadCustomSounds(snd_new_identifier);
 661     ReinitializeSounds();
 662
 663     artwork.snd_current_identifier = artwork.snd_current->identifier;
 664     last_override_level_sounds = setup.override_level_sounds;
 665
 666     redraw_screen = TRUE;
 667   }
 668
 669   if (strcmp(artwork.mus_current_identifier, mus_new_identifier) != 0 ||
 670       last_override_level_music != setup.override_level_music)
 671   {
 672     /* set artwork path to send it to the sound server process */
 673     setLevelArtworkDir(artwork.mus_first);
 674
 675     InitReloadCustomMusic(mus_new_identifier);
 676     ReinitializeMusic();
 677
 678     artwork.mus_current_identifier = artwork.mus_current->identifier;
 679     last_override_level_music = setup.override_level_music;
 680
 681     redraw_screen = TRUE;
 682   }
 683
 684   if (redraw_screen)
 685   {
 686     InitGfxBackground();
 687
 688     /* force redraw of (open or closed) door graphics */
 689     SetDoorState(DOOR_OPEN_ALL);
 690     CloseDoor(DOOR_CLOSE_ALL | DOOR_NO_DELAY);
 691   }
 692 }
 693
 694 void FreeGadgets()
 695 {
 696   FreeLevelEditorGadgets();
 697   FreeGameButtons();
 698   FreeTapeButtons();
 699   FreeToolButtons();
 700   FreeScreenGadgets();
 701 }
 702
 703 void InitGadgets()
 704 {
 705   static boolean gadgets_initialized = FALSE;
 706
 707   if (gadgets_initialized)
 708     FreeGadgets();
 709
 710   CreateLevelEditorGadgets();
 711   CreateGameButtons();
 712   CreateTapeButtons();
 713   CreateToolButtons();
 714   CreateScreenGadgets();
 715
 716   gadgets_initialized = TRUE;
 717 }
 718
 719 void InitElementSmallImages()
 720 {
 721   struct PropertyMapping *property_mapping = getImageListPropertyMapping();
 722   int num_property_mappings = getImageListPropertyMappingSize();
 723   int i;
 724
 725   /* initialize normal images from static configuration */
 726   for (i=0; element_to_graphic[i].element > -1; i++)
 727     CreateImageWithSmallImages(element_to_graphic[i].graphic);
 728
 729   /* initialize special images from static configuration */
 730   for (i=0; element_to_special_graphic[i].element > -1; i++)
 731     CreateImageWithSmallImages(element_to_special_graphic[i].graphic);
 732
 733   /* initialize images from dynamic configuration */
 734   for (i=0; i < num_property_mappings; i++)
 735     if (property_mapping[i].artwork_index < MAX_NUM_ELEMENTS)
 736       CreateImageWithSmallImages(property_mapping[i].artwork_index);
 737 }
 738
 739 static int getFontBitmapID(int font_nr)
 740 {
 741   int special = -1;
 742
 743   if (game_status == MAINMENU || game_status == TYPENAME)
 744     special = GFX_SPECIAL_ARG_MAIN;
 745   else if (game_status == CHOOSELEVEL)
 746     special = GFX_SPECIAL_ARG_LEVELS;
 747   else if (game_status == HALLOFFAME)
 748     special = GFX_SPECIAL_ARG_SCORES;
 749   else if (game_status == LEVELED)
 750     special = GFX_SPECIAL_ARG_EDITOR;
 751   else if (game_status == HELPSCREEN)
 752     special = GFX_SPECIAL_ARG_INFO;
 753   else if (game_status == SETUP)
 754     special = GFX_SPECIAL_ARG_SETUP;
 755   else if (game_status == PSEUDO_PREVIEW)
 756     special = GFX_SPECIAL_ARG_PREVIEW;
 757   else if (game_status == PLAYING || game_status == PSEUDO_DOOR)
 758     special = GFX_SPECIAL_ARG_DOOR;
 759
 760   if (special != -1)
 761     return font_info[font_nr].special_bitmap_id[special];
 762   else
 763     return font_nr;
 764 }
 765
 766 void InitFontGraphicInfo()
 767 {
 768   static struct FontBitmapInfo *font_bitmap_info = NULL;
 769   struct PropertyMapping *property_mapping = getImageListPropertyMapping();
 770   int num_property_mappings = getImageListPropertyMappingSize();
 771   int num_font_bitmaps = NUM_FONTS;
 772   int i, j;
 773
 774   if (graphic_info == NULL)             /* still at startup phase */
 775   {
 776     InitFontInfo(font_initial, NUM_INITIAL_FONTS, getFontBitmapID);
 777
 778     return;
 779   }
 780
 781   /* ---------- initialize font graphic definitions ---------- */
 782
 783   /* always start with reliable default values (normal font graphics) */
 784   for (i=0; i < NUM_FONTS; i++)
 785     font_info[i].graphic = FONT_INITIAL_1;
 786
 787   /* initialize normal font/graphic mapping from static configuration */
 788   for (i=0; font_to_graphic[i].font_nr > -1; i++)
 789   {
 790     int font_nr = font_to_graphic[i].font_nr;
 791     int special = font_to_graphic[i].special;
 792     int graphic = font_to_graphic[i].graphic;
 793
 794     if (special != -1)
 795       continue;
 796
 797     font_info[font_nr].graphic = graphic;
 798   }
 799
 800   /* always start with reliable default values (special font graphics) */
 801   for (i=0; i < NUM_FONTS; i++)
 802   {
 803     for (j=0; j < NUM_SPECIAL_GFX_ARGS; j++)
 804     {
 805       font_info[i].special_graphic[j] = font_info[i].graphic;
 806       font_info[i].special_bitmap_id[j] = i;
 807     }
 808   }
 809
 810   /* initialize special font/graphic mapping from static configuration */
 811   for (i=0; font_to_graphic[i].font_nr > -1; i++)
 812   {
 813     int font_nr = font_to_graphic[i].font_nr;
 814     int special = font_to_graphic[i].special;
 815     int graphic = font_to_graphic[i].graphic;
 816
 817     if (special >= 0 && special < NUM_SPECIAL_GFX_ARGS)
 818     {
 819       font_info[font_nr].special_graphic[special] = graphic;
 820       font_info[font_nr].special_bitmap_id[special] = num_font_bitmaps;
 821       num_font_bitmaps++;
 822     }
 823   }
 824
 825   /* initialize special element/graphic mapping from dynamic configuration */
 826   for (i=0; i < num_property_mappings; i++)
 827   {
 828     int font_nr = property_mapping[i].base_index - MAX_NUM_ELEMENTS;
 829     int special = property_mapping[i].ext3_index;
 830     int graphic = property_mapping[i].artwork_index;
 831
 832     if (font_nr < 0)
 833       continue;
 834
 835     if (special >= 0 && special < NUM_SPECIAL_GFX_ARGS)
 836     {
 837       font_info[font_nr].special_graphic[special] = graphic;
 838       font_info[font_nr].special_bitmap_id[special] = num_font_bitmaps;
 839       num_font_bitmaps++;
 840     }
 841   }
 842
 843   /* ---------- initialize font bitmap array ---------- */
 844
 845   if (font_bitmap_info != NULL)
 846     free(font_bitmap_info);
 847
 848   font_bitmap_info =
 849     checked_calloc(num_font_bitmaps * sizeof(struct FontBitmapInfo));
 850
 851   /* ---------- initialize font bitmap definitions ---------- */
 852
 853   for (i=0; i < NUM_FONTS; i++)
 854   {
 855     if (i < NUM_INITIAL_FONTS)
 856     {
 857       font_bitmap_info[i] = font_initial[i];
 858       continue;
 859     }
 860
 861     for (j=0; j < NUM_SPECIAL_GFX_ARGS; j++)
 862     {
 863       int font_bitmap_id = font_info[i].special_bitmap_id[j];
 864       int graphic = font_info[i].special_graphic[j];
 865
 866       /* copy font relevant information from graphics information */
 867       font_bitmap_info[font_bitmap_id].bitmap = graphic_info[graphic].bitmap;
 868       font_bitmap_info[font_bitmap_id].src_x  = graphic_info[graphic].src_x;
 869       font_bitmap_info[font_bitmap_id].src_y  = graphic_info[graphic].src_y;
 870       font_bitmap_info[font_bitmap_id].width  = graphic_info[graphic].width;
 871       font_bitmap_info[font_bitmap_id].height = graphic_info[graphic].height;
 872       font_bitmap_info[font_bitmap_id].draw_x = graphic_info[graphic].draw_x;
 873       font_bitmap_info[font_bitmap_id].draw_y = graphic_info[graphic].draw_y;
 874     }
 875   }
 876
 877   InitFontInfo(font_bitmap_info, num_font_bitmaps, getFontBitmapID);
 878 }
 879
 880 void InitElementGraphicInfo()
 881 {
 882   struct PropertyMapping *property_mapping = getImageListPropertyMapping();
 883   int num_property_mappings = getImageListPropertyMappingSize();
 884   int i, act, dir;
 885
 886   /* set values to -1 to identify later as "uninitialized" values */
 887   for (i=0; i<MAX_NUM_ELEMENTS; i++)
 888   {
 889     for (act=0; act<NUM_ACTIONS; act++)
 890     {
 891       element_info[i].graphic[act] = -1;
 892
 893       for (dir=0; dir<NUM_DIRECTIONS; dir++)
 894         element_info[i].direction_graphic[act][dir] = -1;
 895     }
 896   }
 897
 898   /* initialize normal element/graphic mapping from static configuration */
 899   for (i=0; element_to_graphic[i].element > -1; i++)
 900   {
 901     int element   = element_to_graphic[i].element;
 902     int action    = element_to_graphic[i].action;
 903     int direction = element_to_graphic[i].direction;
 904     int graphic   = element_to_graphic[i].graphic;
 905
 906     if (action < 0)
 907       action = ACTION_DEFAULT;
 908
 909     if (direction > -1)
 910       element_info[element].direction_graphic[action][direction] = graphic;
 911     else
 912       element_info[element].graphic[action] = graphic;
 913   }
 914
 915   /* initialize normal element/graphic mapping from dynamic configuration */
 916   for (i=0; i < num_property_mappings; i++)
 917   {
 918     int element   = property_mapping[i].base_index;
 919     int action    = property_mapping[i].ext1_index;
 920     int direction = property_mapping[i].ext2_index;
 921     int special   = property_mapping[i].ext3_index;
 922     int graphic   = property_mapping[i].artwork_index;
 923
 924     if (element >= MAX_NUM_ELEMENTS || special != -1)
 925       continue;
 926
 927     if (action < 0)
 928       action = ACTION_DEFAULT;
 929
 930     if (direction > -1)
 931       element_info[element].direction_graphic[action][direction] = graphic;
 932     else
 933       element_info[element].graphic[action] = graphic;
 934   }
 935
 936   /* now set all '-1' values to element specific default values */
 937   for (i=0; i<MAX_NUM_ELEMENTS; i++)
 938   {
 939     int default_action_graphic = element_info[i].graphic[ACTION_DEFAULT];
 940     int default_action_direction_graphic[NUM_DIRECTIONS];
 941
 942     if (default_action_graphic == -1)
 943       default_action_graphic = IMG_CHAR_QUESTION;
 944
 945     for (dir=0; dir<NUM_DIRECTIONS; dir++)
 946     {
 947       default_action_direction_graphic[dir] =
 948         element_info[i].direction_graphic[ACTION_DEFAULT][dir];
 949
 950       if (default_action_direction_graphic[dir] == -1)
 951         default_action_direction_graphic[dir] = default_action_graphic;
 952     }
 953
 954     for (act=0; act<NUM_ACTIONS; act++)
 955     {
 956       for (dir=0; dir<NUM_DIRECTIONS; dir++)
 957       {
 958         int default_direction_graphic = element_info[i].graphic[act];
 959
 960         /* no graphic for current action -- use default direction graphic */
 961         if (default_direction_graphic == -1)
 962           default_direction_graphic = default_action_direction_graphic[dir];
 963
 964         if (element_info[i].direction_graphic[act][dir] == -1)
 965           element_info[i].direction_graphic[act][dir] =
 966             default_direction_graphic;
 967       }
 968
 969       /* no graphic for this specific action -- use default action graphic */
 970       if (element_info[i].graphic[act] == -1)
 971         element_info[i].graphic[act] = default_action_graphic;
 972     }
 973   }
 974
 975 #if 0
 976 #if DEBUG
 977   if (options.verbose)
 978   {
 979     for (i=0; i<MAX_NUM_ELEMENTS; i++)
 980       if (element_info[i].graphic[ACTION_DEFAULT] == IMG_CHAR_QUESTION &&
 981           i != EL_CHAR_QUESTION)
 982         Error(ERR_RETURN, "warning: no graphic for element '%s' (%d)",
 983               element_info[i].token_name, i);
 984   }
 985 #endif
 986 #endif
 987 }
 988
 989 void InitElementSpecialGraphicInfo()
 990 {
 991   struct PropertyMapping *property_mapping = getImageListPropertyMapping();
 992   int num_property_mappings = getImageListPropertyMappingSize();
 993   int i, j;
 994
 995   /* always start with reliable default values */
 996   for (i=0; i < MAX_NUM_ELEMENTS; i++)
 997     for (j=0; j < NUM_SPECIAL_GFX_ARGS; j++)
 998       element_info[i].special_graphic[j] =
 999         element_info[i].graphic[ACTION_DEFAULT];
1000
1001   /* initialize special element/graphic mapping from static configuration */
1002   for (i=0; element_to_special_graphic[i].element > -1; i++)
1003   {
1004     int element = element_to_special_graphic[i].element;
1005     int special = element_to_special_graphic[i].special;
1006     int graphic = element_to_special_graphic[i].graphic;
1007     boolean base_redefined = getImageListEntry(el2img(element))->redefined;
1008     boolean special_redefined = getImageListEntry(graphic)->redefined;
1009
1010     if (base_redefined && !special_redefined)
1011       continue;
1012
1013     element_info[element].special_graphic[special] = graphic;
1014   }
1015
1016   /* initialize special element/graphic mapping from dynamic configuration */
1017   for (i=0; i < num_property_mappings; i++)
1018   {
1019     int element = property_mapping[i].base_index;
1020     int special = property_mapping[i].ext3_index;
1021     int graphic = property_mapping[i].artwork_index;
1022
1023     if (element >= MAX_NUM_ELEMENTS)
1024       continue;
1025
1026     if (special >= 0 && special < NUM_SPECIAL_GFX_ARGS)
1027       element_info[element].special_graphic[special] = graphic;
1028   }
1029 }
1030
1031 static void set_graphic_parameters(int graphic, char **parameter_raw)
1032 {
1033   Bitmap *src_bitmap = getBitmapFromImageID(graphic);
1034   int num_xtiles = (src_bitmap ? src_bitmap->width          : TILEX) / TILEX;
1035   int num_ytiles = (src_bitmap ? src_bitmap->height * 2 / 3 : TILEY) / TILEY;
1036   int parameter[NUM_GFX_ARGS];
1037   int i;
1038
1039   /* get integer values from string parameters */
1040   for (i=0; i < NUM_GFX_ARGS; i++)
1041     parameter[i] =
1042       get_parameter_value(image_config_suffix[i].token, parameter_raw[i],
1043                           image_config_suffix[i].type);
1044
1045   graphic_info[graphic].bitmap = src_bitmap;
1046
1047   /* start with reliable default values */
1048   graphic_info[graphic].src_x = 0;
1049   graphic_info[graphic].src_y = 0;
1050   graphic_info[graphic].width = TILEX;
1051   graphic_info[graphic].height = TILEY;
1052   graphic_info[graphic].offset_x = 0;   /* one or both of these values ... */
1053   graphic_info[graphic].offset_y = 0;   /* ... will be corrected later */
1054
1055   /* optional x and y tile position of animation frame sequence */
1056   if (parameter[GFX_ARG_XPOS] != ARG_UNDEFINED_VALUE)
1057     graphic_info[graphic].src_x = parameter[GFX_ARG_XPOS] * TILEX;
1058   if (parameter[GFX_ARG_YPOS] != ARG_UNDEFINED_VALUE)
1059     graphic_info[graphic].src_y = parameter[GFX_ARG_YPOS] * TILEY;
1060
1061   /* optional x and y pixel position of animation frame sequence */
1062   if (parameter[GFX_ARG_X] != ARG_UNDEFINED_VALUE)
1063     graphic_info[graphic].src_x = parameter[GFX_ARG_X];
1064   if (parameter[GFX_ARG_Y] != ARG_UNDEFINED_VALUE)
1065     graphic_info[graphic].src_y = parameter[GFX_ARG_Y];
1066
1067   /* optional width and height of each animation frame */
1068   if (parameter[GFX_ARG_WIDTH] != ARG_UNDEFINED_VALUE)
1069     graphic_info[graphic].width = parameter[GFX_ARG_WIDTH];
1070   if (parameter[GFX_ARG_HEIGHT] != ARG_UNDEFINED_VALUE)
1071     graphic_info[graphic].height = parameter[GFX_ARG_HEIGHT];
1072
1073   /* correct x or y offset dependant of vertical or horizontal frame order */
1074   if (parameter[GFX_ARG_VERTICAL])      /* frames are ordered vertically */
1075   {
1076     if (parameter[GFX_ARG_OFFSET] != ARG_UNDEFINED_VALUE)
1077       graphic_info[graphic].offset_y = parameter[GFX_ARG_OFFSET];
1078     else
1079       graphic_info[graphic].offset_y = graphic_info[graphic].height;
1080   }
1081   else                                  /* frames are ordered horizontally */
1082   {
1083     if (parameter[GFX_ARG_OFFSET] != ARG_UNDEFINED_VALUE)
1084       graphic_info[graphic].offset_x = parameter[GFX_ARG_OFFSET];
1085     else
1086       graphic_info[graphic].offset_x = graphic_info[graphic].width;
1087   }
1088
1089   /* optionally, the x and y offset of frames can be specified directly */
1090   if (parameter[GFX_ARG_XOFFSET] != ARG_UNDEFINED_VALUE)
1091     graphic_info[graphic].offset_x = parameter[GFX_ARG_XOFFSET];
1092   if (parameter[GFX_ARG_YOFFSET] != ARG_UNDEFINED_VALUE)
1093     graphic_info[graphic].offset_y = parameter[GFX_ARG_YOFFSET];
1094
1095   /* automatically determine correct number of frames, if not defined */
1096   if (parameter[GFX_ARG_FRAMES] != ARG_UNDEFINED_VALUE)
1097     graphic_info[graphic].anim_frames = parameter[GFX_ARG_FRAMES];
1098   else if (parameter[GFX_ARG_XPOS] == 0 && !parameter[GFX_ARG_VERTICAL])
1099     graphic_info[graphic].anim_frames = num_xtiles;
1100   else if (parameter[GFX_ARG_YPOS] == 0 && parameter[GFX_ARG_VERTICAL])
1101     graphic_info[graphic].anim_frames = num_ytiles;
1102   else
1103     graphic_info[graphic].anim_frames = 1;
1104
1105   graphic_info[graphic].anim_delay = parameter[GFX_ARG_DELAY];
1106   if (graphic_info[graphic].anim_delay == 0)    /* delay must be at least 1 */
1107     graphic_info[graphic].anim_delay = 1;
1108
1109   if (parameter[GFX_ARG_ANIM_MODE] != ANIM_NONE)
1110     graphic_info[graphic].anim_mode = parameter[GFX_ARG_ANIM_MODE];
1111   else if (graphic_info[graphic].anim_frames > 1)
1112     graphic_info[graphic].anim_mode = ANIM_LOOP;
1113
1114   /* automatically determine correct start frame, if not defined */
1115   if (parameter[GFX_ARG_START_FRAME] == ARG_UNDEFINED_VALUE)
1116     graphic_info[graphic].anim_start_frame = 0;
1117   else if (graphic_info[graphic].anim_mode & ANIM_REVERSE)
1118     graphic_info[graphic].anim_start_frame =
1119       graphic_info[graphic].anim_frames - parameter[GFX_ARG_START_FRAME] - 1;
1120   else
1121     graphic_info[graphic].anim_start_frame = parameter[GFX_ARG_START_FRAME];
1122
1123   /* animation synchronized with global frame counter, not move position */
1124   graphic_info[graphic].anim_global_sync = parameter[GFX_ARG_GLOBAL_SYNC];
1125
1126   /* this is only used for toon animations */
1127   graphic_info[graphic].step_offset = parameter[GFX_ARG_STEP_OFFSET];
1128   graphic_info[graphic].step_delay  = parameter[GFX_ARG_STEP_DELAY];
1129
1130   /* this is only used for drawing font characters */
1131   graphic_info[graphic].draw_x = parameter[GFX_ARG_DRAW_XOFFSET];
1132   graphic_info[graphic].draw_y = parameter[GFX_ARG_DRAW_YOFFSET];
1133 }
1134
1135 static void InitGraphicInfo()
1136 {
1137   int fallback_graphic = IMG_CHAR_EXCLAM;
1138   struct FileInfo *fallback_image = getImageListEntry(fallback_graphic);
1139   Bitmap *fallback_bitmap = getBitmapFromImageID(fallback_graphic);
1140   int num_images = getImageListSize();
1141   int i;
1142
1143 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
1144   static boolean clipmasks_initialized = FALSE;
1145   Pixmap src_pixmap;
1146   XGCValues clip_gc_values;
1147   unsigned long clip_gc_valuemask;
1148   GC copy_clipmask_gc = None;
1149 #endif
1150
1151   if (graphic_info != NULL)
1152     free(graphic_info);
1153
1154   graphic_info = checked_calloc(num_images * sizeof(struct GraphicInfo));
1155
1156 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
1157   if (clipmasks_initialized)
1158   {
1159     for (i=0; i<num_images; i++)
1160     {
1161       if (graphic_info[i].clip_mask)
1162         XFreePixmap(display, graphic_info[i].clip_mask);
1163       if (graphic_info[i].clip_gc)
1164         XFreeGC(display, graphic_info[i].clip_gc);
1165
1166       graphic_info[i].clip_mask = None;
1167       graphic_info[i].clip_gc = None;
1168     }
1169   }
1170 #endif
1171
1172   for (i=0; i<num_images; i++)
1173   {
1174     struct FileInfo *image = getImageListEntry(i);
1175     Bitmap *src_bitmap;
1176     int src_x, src_y;
1177     int first_frame, last_frame;
1178
1179     set_graphic_parameters(i, image->parameter);
1180
1181     /* now check if no animation frames are outside of the loaded image */
1182
1183     if (graphic_info[i].bitmap == NULL)
1184       continue;         /* skip check for optional images that are undefined */
1185
1186     first_frame = 0;
1187     getGraphicSource(i, first_frame, &src_bitmap, &src_x, &src_y);
1188     if (src_x < 0 || src_y < 0 ||
1189         src_x + TILEX > src_bitmap->width ||
1190         src_y + TILEY > src_bitmap->height)
1191     {
1192       Error(ERR_RETURN_LINE, "-");
1193       Error(ERR_RETURN, "warning: error found in config file:");
1194       Error(ERR_RETURN, "- config file: '%s'",
1195             getImageConfigFilename());
1196       Error(ERR_RETURN, "- config token: '%s'",
1197             getTokenFromImageID(i));
1198       Error(ERR_RETURN, "- image file: '%s'",
1199             src_bitmap->source_filename);
1200       Error(ERR_RETURN,
1201             "error: first animation frame out of bounds (%d, %d)",
1202             src_x, src_y);
1203       Error(ERR_RETURN, "custom graphic rejected for this element/action");
1204
1205       if (i == fallback_graphic)
1206         Error(ERR_EXIT, "fatal error: no fallback graphic available");
1207
1208       Error(ERR_RETURN, "fallback done to 'char_exclam' for this graphic");
1209       Error(ERR_RETURN_LINE, "-");
1210
1211       set_graphic_parameters(i, fallback_image->default_parameter);
1212       graphic_info[i].bitmap = fallback_bitmap;
1213     }
1214
1215     last_frame = graphic_info[i].anim_frames - 1;
1216     getGraphicSource(i, last_frame, &src_bitmap, &src_x, &src_y);
1217     if (src_x < 0 || src_y < 0 ||
1218         src_x + TILEX > src_bitmap->width ||
1219         src_y + TILEY > src_bitmap->height)
1220     {
1221       Error(ERR_RETURN_LINE, "-");
1222       Error(ERR_RETURN, "warning: error found in config file:");
1223       Error(ERR_RETURN, "- config file: '%s'",
1224             getImageConfigFilename());
1225       Error(ERR_RETURN, "- config token: '%s'",
1226             getTokenFromImageID(i));
1227       Error(ERR_RETURN, "- image file: '%s'",
1228             src_bitmap->source_filename);
1229       Error(ERR_RETURN,
1230             "error: last animation frame (%d) out of bounds (%d, %d)",
1231             last_frame, src_x, src_y);
1232       Error(ERR_RETURN, "custom graphic rejected for this element/action");
1233
1234       if (i == fallback_graphic)
1235         Error(ERR_EXIT, "fatal error: no fallback graphic available");
1236
1237       Error(ERR_RETURN, "fallback done to 'char_exclam' for this graphic");
1238       Error(ERR_RETURN_LINE, "-");
1239
1240       set_graphic_parameters(i, fallback_image->default_parameter);
1241       graphic_info[i].bitmap = fallback_bitmap;
1242     }
1243
1244 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
1245     /* currently we need only a tile clip mask from the first frame */
1246     getGraphicSource(i, first_frame, &src_bitmap, &src_x, &src_y);
1247
1248     if (copy_clipmask_gc == None)
1249     {
1250       clip_gc_values.graphics_exposures = False;
1251       clip_gc_valuemask = GCGraphicsExposures;
1252       copy_clipmask_gc = XCreateGC(display, src_bitmap->clip_mask,
1253                                    clip_gc_valuemask, &clip_gc_values);
1254     }
1255
1256     graphic_info[i].clip_mask =
1257       XCreatePixmap(display, window->drawable, TILEX, TILEY, 1);
1258
1259     src_pixmap = src_bitmap->clip_mask;
1260     XCopyArea(display, src_pixmap, graphic_info[i].clip_mask,
1261               copy_clipmask_gc, src_x, src_y, TILEX, TILEY, 0, 0);
1262
1263     clip_gc_values.graphics_exposures = False;
1264     clip_gc_values.clip_mask = graphic_info[i].clip_mask;
1265     clip_gc_valuemask = GCGraphicsExposures | GCClipMask;
1266
1267     graphic_info[i].clip_gc =
1268       XCreateGC(display, window->drawable, clip_gc_valuemask, &clip_gc_values);
1269 #endif
1270   }
1271
1272 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
1273   if (copy_clipmask_gc)
1274     XFreeGC(display, copy_clipmask_gc);
1275
1276   clipmasks_initialized = TRUE;
1277 #endif
1278 }
1279
1280 static void InitElementSoundInfo()
1281 {
1282   /* !!! soon to come !!! */
1283 }
1284
1285 static void set_sound_parameters(int sound, char **parameter_raw)
1286 {
1287   int parameter[NUM_SND_ARGS];
1288   int i;
1289
1290   /* get integer values from string parameters */
1291   for (i=0; i < NUM_SND_ARGS; i++)
1292     parameter[i] =
1293       get_parameter_value(sound_config_suffix[i].token, parameter_raw[i],
1294                           sound_config_suffix[i].type);
1295
1296   /* explicit loop mode setting in configuration overrides default value */
1297   if (parameter[SND_ARG_MODE_LOOP] != ARG_UNDEFINED_VALUE)
1298     sound_info[sound].loop = parameter[SND_ARG_MODE_LOOP];
1299 }
1300
1301 static void InitSoundInfo()
1302 {
1303   struct PropertyMapping *property_mapping = getSoundListPropertyMapping();
1304   int num_property_mappings = getSoundListPropertyMappingSize();
1305   int *sound_effect_properties;
1306   int num_sounds = getSoundListSize();
1307   int i, j;
1308
1309   if (sound_info != NULL)
1310     free(sound_info);
1311
1312   sound_effect_properties = checked_calloc(num_sounds * sizeof(int));
1313   sound_info = checked_calloc(num_sounds * sizeof(struct SoundInfo));
1314
1315   /* initialize sound effect for all elements to "no sound" */
1316   for (i=0; i<MAX_NUM_ELEMENTS; i++)
1317     for (j=0; j<NUM_ACTIONS; j++)
1318       element_info[i].sound[j] = SND_UNDEFINED;
1319
1320   for (i=0; i<num_sounds; i++)
1321   {
1322     struct FileInfo *sound = getSoundListEntry(i);
1323     int len_effect_text = strlen(sound->token);
1324
1325     sound_effect_properties[i] = ACTION_OTHER;
1326     sound_info[i].loop = FALSE;
1327
1328     /* determine all loop sounds and identify certain sound classes */
1329
1330     for (j=0; element_action_info[j].suffix; j++)
1331     {
1332       int len_action_text = strlen(element_action_info[j].suffix);
1333
1334       if (len_action_text < len_effect_text &&
1335           strcmp(&sound->token[len_effect_text - len_action_text],
1336                  element_action_info[j].suffix) == 0)
1337       {
1338         sound_effect_properties[i] = element_action_info[j].value;
1339
1340         if (element_action_info[j].is_loop_sound)
1341           sound_info[i].loop = TRUE;
1342       }
1343     }
1344
1345     /* associate elements and some selected sound actions */
1346
1347     for (j=0; j<MAX_NUM_ELEMENTS; j++)
1348     {
1349       if (element_info[j].sound_class_name)
1350       {
1351         int len_class_text = strlen(element_info[j].sound_class_name);
1352
1353         if (len_class_text + 1 < len_effect_text &&
1354             strncmp(sound->token,
1355                     element_info[j].sound_class_name, len_class_text) == 0 &&
1356             sound->token[len_class_text] == '.')
1357         {
1358           int sound_action_value = sound_effect_properties[i];
1359
1360           element_info[j].sound[sound_action_value] = i;
1361         }
1362       }
1363     }
1364
1365     set_sound_parameters(i, sound->parameter);
1366   }
1367
1368   free(sound_effect_properties);
1369
1370   /* initialize element/sound mapping from dynamic configuration */
1371   for (i=0; i < num_property_mappings; i++)
1372   {
1373     int element   = property_mapping[i].base_index;
1374     int action    = property_mapping[i].ext1_index;
1375     int sound     = property_mapping[i].artwork_index;
1376
1377     if (action < 0)
1378       action = ACTION_DEFAULT;
1379
1380     element_info[element].sound[action] = sound;
1381   }
1382
1383 #if 0
1384   /* TEST ONLY */
1385   {
1386     int element = EL_CUSTOM_11;
1387     int j = 0;
1388
1389     while (element_action_info[j].suffix)
1390     {
1391       printf("element %d, sound action '%s'  == %d\n",
1392              element, element_action_info[j].suffix,
1393              element_info[element].sound[j]);
1394       j++;
1395     }
1396   }
1397
1398   PlaySoundLevelElementAction(0,0, EL_CUSTOM_11, ACTION_PUSHING);
1399 #endif
1400
1401 #if 0
1402   /* TEST ONLY */
1403   {
1404     int element = EL_SAND;
1405     int sound_action = ACTION_DIGGING;
1406     int j = 0;
1407
1408     while (element_action_info[j].suffix)
1409     {
1410       if (element_action_info[j].value == sound_action)
1411         printf("element %d, sound action '%s'  == %d\n",
1412                element, element_action_info[j].suffix,
1413                element_info[element].sound[sound_action]);
1414       j++;
1415     }
1416   }
1417 #endif
1418 }
1419
1420 void InitElementProperties()
1421 {
1422   int i, j;
1423
1424   static int ep_amoebalive[] =
1425   {
1426     EL_AMOEBA_WET,
1427     EL_AMOEBA_DRY,
1428     EL_AMOEBA_FULL,
1429     EL_BD_AMOEBA
1430   };
1431   static int ep_amoebalive_num = SIZEOF_ARRAY_INT(ep_amoebalive);
1432
1433   static int ep_amoeboid[] =
1434   {
1435     EL_AMOEBA_DEAD,
1436     EL_AMOEBA_WET,
1437     EL_AMOEBA_DRY,
1438     EL_AMOEBA_FULL,
1439     EL_BD_AMOEBA
1440   };
1441   static int ep_amoeboid_num = SIZEOF_ARRAY_INT(ep_amoeboid);
1442
1443   static int ep_schluessel[] =
1444   {
1445     EL_KEY1,
1446     EL_KEY2,
1447     EL_KEY3,
1448     EL_KEY4,
1449     EL_EM_KEY1,
1450     EL_EM_KEY2,
1451     EL_EM_KEY3,
1452     EL_EM_KEY4
1453   };
1454   static int ep_schluessel_num = SIZEOF_ARRAY_INT(ep_schluessel);
1455
1456   static int ep_pforte[] =
1457   {
1458     EL_GATE1,
1459     EL_GATE2,
1460     EL_GATE3,
1461     EL_GATE4,
1462     EL_GATE1_GRAY,
1463     EL_GATE2_GRAY,
1464     EL_GATE3_GRAY,
1465     EL_GATE4_GRAY,
1466     EL_EM_GATE1,
1467     EL_EM_GATE2,
1468     EL_EM_GATE3,
1469     EL_EM_GATE4,
1470     EL_EM_GATE1_GRAY,
1471     EL_EM_GATE2_GRAY,
1472     EL_EM_GATE3_GRAY,
1473     EL_EM_GATE4_GRAY,
1474     EL_SWITCHGATE_OPEN,
1475     EL_SWITCHGATE_OPENING,
1476     EL_SWITCHGATE_CLOSED,
1477     EL_SWITCHGATE_CLOSING,
1478     EL_TIMEGATE_OPEN,
1479     EL_TIMEGATE_OPENING,
1480     EL_TIMEGATE_CLOSED,
1481     EL_TIMEGATE_CLOSING,
1482     EL_TUBE_ALL,
1483     EL_TUBE_VERTICAL,
1484     EL_TUBE_HORIZONTAL,
1485     EL_TUBE_VERTICAL_LEFT,
1486     EL_TUBE_VERTICAL_RIGHT,
1487     EL_TUBE_HORIZONTAL_UP,
1488     EL_TUBE_HORIZONTAL_DOWN,
1489     EL_TUBE_LEFT_UP,
1490     EL_TUBE_LEFT_DOWN,
1491     EL_TUBE_RIGHT_UP,
1492     EL_TUBE_RIGHT_DOWN
1493   };
1494   static int ep_pforte_num = SIZEOF_ARRAY_INT(ep_pforte);
1495
1496   static int ep_solid[] =
1497   {
1498     EL_WALL,
1499     EL_WALL_GROWING,
1500     EL_WALL_GROWING_X,
1501     EL_WALL_GROWING_Y,
1502     EL_WALL_GROWING_XY,
1503     EL_BD_WALL,
1504     EL_WALL_CRUMBLED,
1505     EL_EXIT_CLOSED,
1506     EL_EXIT_OPENING,
1507     EL_EXIT_OPEN,
1508     EL_AMOEBA_DEAD,
1509     EL_AMOEBA_WET,
1510     EL_AMOEBA_DRY,
1511     EL_AMOEBA_FULL,
1512     EL_BD_AMOEBA,
1513     EL_QUICKSAND_FULL,
1514     EL_QUICKSAND_EMPTY,
1515     EL_QUICKSAND_FILLING,
1516     EL_QUICKSAND_EMPTYING,
1517     EL_MAGIC_WALL,
1518     EL_MAGIC_WALL_ACTIVE,
1519     EL_MAGIC_WALL_EMPTYING,
1520     EL_MAGIC_WALL_FILLING,
1521     EL_MAGIC_WALL_FULL,
1522     EL_MAGIC_WALL_DEAD,
1523     EL_BD_MAGIC_WALL,
1524     EL_BD_MAGIC_WALL_ACTIVE,
1525     EL_BD_MAGIC_WALL_EMPTYING,
1526     EL_BD_MAGIC_WALL_FULL,
1527     EL_BD_MAGIC_WALL_FILLING,
1528     EL_BD_MAGIC_WALL_DEAD,
1529     EL_GAMEOFLIFE,
1530     EL_BIOMAZE,
1531     EL_SP_CHIP_SINGLE,
1532     EL_SP_CHIP_LEFT,
1533     EL_SP_CHIP_RIGHT,
1534     EL_SP_CHIP_UPPER,
1535     EL_SP_CHIP_LOWER,
1536     EL_SP_TERMINAL,
1537     EL_SP_TERMINAL_ACTIVE,
1538     EL_SP_EXIT_CLOSED,
1539     EL_SP_EXIT_OPEN,
1540     EL_INVISIBLE_WALL,
1541     EL_INVISIBLE_WALL_ACTIVE,
1542     EL_SWITCHGATE_SWITCH_UP,
1543     EL_SWITCHGATE_SWITCH_DOWN,
1544     EL_TIMEGATE_SWITCH,
1545     EL_TIMEGATE_SWITCH_ACTIVE,
1546     EL_EMC_WALL_PILLAR_UPPER,
1547     EL_EMC_WALL_PILLAR_MIDDLE,
1548     EL_EMC_WALL_PILLAR_LOWER,
1549     EL_EMC_WALL4,
1550     EL_EMC_WALL5,
1551     EL_EMC_WALL6,
1552     EL_EMC_WALL7,
1553     EL_EMC_WALL8,
1554     EL_WALL_PEARL,
1555     EL_WALL_CRYSTAL,
1556
1557     /* the following elements are a direct copy of "indestructible" elements,
1558        except "EL_ACID", which is "indestructible", but not "solid"! */
1559 #if 0
1560     EL_ACID,
1561 #endif
1562     EL_STEELWALL,
1563     EL_ACIDPOOL_TOPLEFT,
1564     EL_ACIDPOOL_TOPRIGHT,
1565     EL_ACIDPOOL_BOTTOMLEFT,
1566     EL_ACIDPOOL_BOTTOM,
1567     EL_ACIDPOOL_BOTTOMRIGHT,
1568     EL_SP_HARD_GRAY,
1569     EL_SP_HARD_GREEN,
1570     EL_SP_HARD_BLUE,
1571     EL_SP_HARD_RED,
1572     EL_SP_HARD_YELLOW,
1573     EL_SP_HARD_BASE1,
1574     EL_SP_HARD_BASE2,
1575     EL_SP_HARD_BASE3,
1576     EL_SP_HARD_BASE4,
1577     EL_SP_HARD_BASE5,
1578     EL_SP_HARD_BASE6,
1579     EL_INVISIBLE_STEELWALL,
1580     EL_INVISIBLE_STEELWALL_ACTIVE,
1581     EL_CONVEYOR_BELT1_SWITCH_LEFT,
1582     EL_CONVEYOR_BELT1_SWITCH_MIDDLE,
1583     EL_CONVEYOR_BELT1_SWITCH_RIGHT,
1584     EL_CONVEYOR_BELT2_SWITCH_LEFT,
1585     EL_CONVEYOR_BELT2_SWITCH_MIDDLE,
1586     EL_CONVEYOR_BELT2_SWITCH_RIGHT,
1587     EL_CONVEYOR_BELT3_SWITCH_LEFT,
1588     EL_CONVEYOR_BELT3_SWITCH_MIDDLE,
1589     EL_CONVEYOR_BELT3_SWITCH_RIGHT,
1590     EL_CONVEYOR_BELT4_SWITCH_LEFT,
1591     EL_CONVEYOR_BELT4_SWITCH_MIDDLE,
1592     EL_CONVEYOR_BELT4_SWITCH_RIGHT,
1593     EL_LIGHT_SWITCH,
1594     EL_LIGHT_SWITCH_ACTIVE,
1595     EL_SIGN_EXCLAMATION,
1596     EL_SIGN_RADIOACTIVITY,
1597     EL_SIGN_STOP,
1598     EL_SIGN_WHEELCHAIR,
1599     EL_SIGN_PARKING,
1600     EL_SIGN_ONEWAY,
1601     EL_SIGN_HEART,
1602     EL_SIGN_TRIANGLE,
1603     EL_SIGN_ROUND,
1604     EL_SIGN_EXIT,
1605     EL_SIGN_YINYANG,
1606     EL_SIGN_OTHER,
1607     EL_STEELWALL_SLANTED,
1608     EL_EMC_STEELWALL1,
1609     EL_EMC_STEELWALL2,
1610     EL_EMC_STEELWALL3,
1611     EL_EMC_STEELWALL4,
1612     EL_CRYSTAL,
1613     EL_GATE1,
1614     EL_GATE2,
1615     EL_GATE3,
1616     EL_GATE4,
1617     EL_GATE1_GRAY,
1618     EL_GATE2_GRAY,
1619     EL_GATE3_GRAY,
1620     EL_GATE4_GRAY,
1621     EL_EM_GATE1,
1622     EL_EM_GATE2,
1623     EL_EM_GATE3,
1624     EL_EM_GATE4,
1625     EL_EM_GATE1_GRAY,
1626     EL_EM_GATE2_GRAY,
1627     EL_EM_GATE3_GRAY,
1628     EL_EM_GATE4_GRAY,
1629     EL_SWITCHGATE_OPEN,
1630     EL_SWITCHGATE_OPENING,
1631     EL_SWITCHGATE_CLOSED,
1632     EL_SWITCHGATE_CLOSING,
1633     EL_TIMEGATE_OPEN,
1634     EL_TIMEGATE_OPENING,
1635     EL_TIMEGATE_CLOSED,
1636     EL_TIMEGATE_CLOSING,
1637     EL_TUBE_ALL,
1638     EL_TUBE_VERTICAL,
1639     EL_TUBE_HORIZONTAL,
1640     EL_TUBE_VERTICAL_LEFT,
1641     EL_TUBE_VERTICAL_RIGHT,
1642     EL_TUBE_HORIZONTAL_UP,
1643     EL_TUBE_HORIZONTAL_DOWN,
1644     EL_TUBE_LEFT_UP,
1645     EL_TUBE_LEFT_DOWN,
1646     EL_TUBE_RIGHT_UP,
1647     EL_TUBE_RIGHT_DOWN
1648   };
1649   static int ep_solid_num = SIZEOF_ARRAY_INT(ep_solid);
1650
1651   static int ep_indestructible[] =
1652   {
1653     EL_STEELWALL,
1654     EL_ACID,
1655     EL_ACIDPOOL_TOPLEFT,
1656     EL_ACIDPOOL_TOPRIGHT,
1657     EL_ACIDPOOL_BOTTOMLEFT,
1658     EL_ACIDPOOL_BOTTOM,
1659     EL_ACIDPOOL_BOTTOMRIGHT,
1660     EL_SP_HARD_GRAY,
1661     EL_SP_HARD_GREEN,
1662     EL_SP_HARD_BLUE,
1663     EL_SP_HARD_RED,
1664     EL_SP_HARD_YELLOW,
1665     EL_SP_HARD_BASE1,
1666     EL_SP_HARD_BASE2,
1667     EL_SP_HARD_BASE3,
1668     EL_SP_HARD_BASE4,
1669     EL_SP_HARD_BASE5,
1670     EL_SP_HARD_BASE6,
1671     EL_INVISIBLE_STEELWALL,
1672     EL_INVISIBLE_STEELWALL_ACTIVE,
1673     EL_CONVEYOR_BELT1_SWITCH_LEFT,
1674     EL_CONVEYOR_BELT1_SWITCH_MIDDLE,
1675     EL_CONVEYOR_BELT1_SWITCH_RIGHT,
1676     EL_CONVEYOR_BELT2_SWITCH_LEFT,
1677     EL_CONVEYOR_BELT2_SWITCH_MIDDLE,
1678     EL_CONVEYOR_BELT2_SWITCH_RIGHT,
1679     EL_CONVEYOR_BELT3_SWITCH_LEFT,
1680     EL_CONVEYOR_BELT3_SWITCH_MIDDLE,
1681     EL_CONVEYOR_BELT3_SWITCH_RIGHT,
1682     EL_CONVEYOR_BELT4_SWITCH_LEFT,
1683     EL_CONVEYOR_BELT4_SWITCH_MIDDLE,
1684     EL_CONVEYOR_BELT4_SWITCH_RIGHT,
1685     EL_LIGHT_SWITCH,
1686     EL_LIGHT_SWITCH_ACTIVE,
1687     EL_SIGN_EXCLAMATION,
1688     EL_SIGN_RADIOACTIVITY,
1689     EL_SIGN_STOP,
1690     EL_SIGN_WHEELCHAIR,
1691     EL_SIGN_PARKING,
1692     EL_SIGN_ONEWAY,
1693     EL_SIGN_HEART,
1694     EL_SIGN_TRIANGLE,
1695     EL_SIGN_ROUND,
1696     EL_SIGN_EXIT,
1697     EL_SIGN_YINYANG,
1698     EL_SIGN_OTHER,
1699     EL_STEELWALL_SLANTED,
1700     EL_EMC_STEELWALL1,
1701     EL_EMC_STEELWALL2,
1702     EL_EMC_STEELWALL3,
1703     EL_EMC_STEELWALL4,
1704     EL_CRYSTAL,
1705     EL_GATE1,
1706     EL_GATE2,
1707     EL_GATE3,
1708     EL_GATE4,
1709     EL_GATE1_GRAY,
1710     EL_GATE2_GRAY,
1711     EL_GATE3_GRAY,
1712     EL_GATE4_GRAY,
1713     EL_EM_GATE1,
1714     EL_EM_GATE2,
1715     EL_EM_GATE3,
1716     EL_EM_GATE4,
1717     EL_EM_GATE1_GRAY,
1718     EL_EM_GATE2_GRAY,
1719     EL_EM_GATE3_GRAY,
1720     EL_EM_GATE4_GRAY,
1721     EL_SWITCHGATE_OPEN,
1722     EL_SWITCHGATE_OPENING,
1723     EL_SWITCHGATE_CLOSED,
1724     EL_SWITCHGATE_CLOSING,
1725     EL_TIMEGATE_OPEN,
1726     EL_TIMEGATE_OPENING,
1727     EL_TIMEGATE_CLOSED,
1728     EL_TIMEGATE_CLOSING,
1729     EL_TUBE_ALL,
1730     EL_TUBE_VERTICAL,
1731     EL_TUBE_HORIZONTAL,
1732     EL_TUBE_VERTICAL_LEFT,
1733     EL_TUBE_VERTICAL_RIGHT,
1734     EL_TUBE_HORIZONTAL_UP,
1735     EL_TUBE_HORIZONTAL_DOWN,
1736     EL_TUBE_LEFT_UP,
1737     EL_TUBE_LEFT_DOWN,
1738     EL_TUBE_RIGHT_UP,
1739     EL_TUBE_RIGHT_DOWN
1740   };
1741   static int ep_indestructible_num = SIZEOF_ARRAY_INT(ep_indestructible);
1742
1743   static int ep_slippery[] =
1744   {
1745     EL_WALL_CRUMBLED,
1746     EL_BD_WALL,
1747     EL_ROCK,
1748     EL_BD_ROCK,
1749     EL_EMERALD,
1750     EL_BD_DIAMOND,
1751     EL_EMERALD_YELLOW,
1752     EL_EMERALD_RED,
1753     EL_EMERALD_PURPLE,
1754     EL_DIAMOND,
1755     EL_BOMB,
1756     EL_NUT,
1757     EL_ROBOT_WHEEL_ACTIVE,
1758     EL_ROBOT_WHEEL,
1759     EL_TIME_ORB_FULL,
1760     EL_TIME_ORB_EMPTY,
1761     EL_LAMP_ACTIVE,
1762     EL_LAMP,
1763     EL_ACIDPOOL_TOPLEFT,
1764     EL_ACIDPOOL_TOPRIGHT,
1765     EL_SATELLITE,
1766     EL_SP_ZONK,
1767     EL_SP_INFOTRON,
1768     EL_SP_CHIP_SINGLE,
1769     EL_SP_CHIP_LEFT,
1770     EL_SP_CHIP_RIGHT,
1771     EL_SP_CHIP_UPPER,
1772     EL_SP_CHIP_LOWER,
1773     EL_SPEED_PILL,
1774     EL_STEELWALL_SLANTED,
1775     EL_PEARL,
1776     EL_CRYSTAL
1777   };
1778   static int ep_slippery_num = SIZEOF_ARRAY_INT(ep_slippery);
1779
1780   static int ep_enemy[] =
1781   {
1782     EL_BUG,
1783     EL_SPACESHIP,
1784     EL_BD_BUTTERFLY,
1785     EL_BD_FIREFLY,
1786     EL_YAMYAM,
1787     EL_DARK_YAMYAM,
1788     EL_ROBOT,
1789     EL_PACMAN,
1790     EL_SP_SNIKSNAK,
1791     EL_SP_ELECTRON
1792   };
1793   static int ep_enemy_num = SIZEOF_ARRAY_INT(ep_enemy);
1794
1795   static int ep_mauer[] =
1796   {
1797     EL_STEELWALL,
1798     EL_GATE1,
1799     EL_GATE2,
1800     EL_GATE3,
1801     EL_GATE4,
1802     EL_GATE1_GRAY,
1803     EL_GATE2_GRAY,
1804     EL_GATE3_GRAY,
1805     EL_GATE4_GRAY,
1806     EL_EM_GATE1,
1807     EL_EM_GATE2,
1808     EL_EM_GATE3,
1809     EL_EM_GATE4,
1810     EL_EM_GATE1_GRAY,
1811     EL_EM_GATE2_GRAY,
1812     EL_EM_GATE3_GRAY,
1813     EL_EM_GATE4_GRAY,
1814     EL_EXIT_CLOSED,
1815     EL_EXIT_OPENING,
1816     EL_EXIT_OPEN,
1817     EL_WALL,
1818     EL_WALL_CRUMBLED,
1819     EL_WALL_GROWING,
1820     EL_WALL_GROWING_X,
1821     EL_WALL_GROWING_Y,
1822     EL_WALL_GROWING_XY,
1823     EL_WALL_GROWING_ACTIVE,
1824     EL_BD_WALL,
1825     EL_SP_CHIP_SINGLE,
1826     EL_SP_CHIP_LEFT,
1827     EL_SP_CHIP_RIGHT,
1828     EL_SP_CHIP_UPPER,
1829     EL_SP_CHIP_LOWER,
1830     EL_SP_HARD_GRAY,
1831     EL_SP_HARD_GREEN,
1832     EL_SP_HARD_BLUE,
1833     EL_SP_HARD_RED,
1834     EL_SP_HARD_YELLOW,
1835     EL_SP_HARD_BASE1,
1836     EL_SP_HARD_BASE2,
1837     EL_SP_HARD_BASE3,
1838     EL_SP_HARD_BASE4,
1839     EL_SP_HARD_BASE5,
1840     EL_SP_HARD_BASE6,
1841     EL_SP_TERMINAL,
1842     EL_SP_TERMINAL_ACTIVE,
1843     EL_SP_EXIT_CLOSED,
1844     EL_SP_EXIT_OPEN,
1845     EL_INVISIBLE_STEELWALL,
1846     EL_INVISIBLE_STEELWALL_ACTIVE,
1847     EL_INVISIBLE_WALL,
1848     EL_INVISIBLE_WALL_ACTIVE,
1849     EL_STEELWALL_SLANTED,
1850     EL_EMC_STEELWALL1,
1851     EL_EMC_STEELWALL2,
1852     EL_EMC_STEELWALL3,
1853     EL_EMC_STEELWALL4,
1854     EL_EMC_WALL_PILLAR_UPPER,
1855     EL_EMC_WALL_PILLAR_MIDDLE,
1856     EL_EMC_WALL_PILLAR_LOWER,
1857     EL_EMC_WALL4,
1858     EL_EMC_WALL5,
1859     EL_EMC_WALL6,
1860     EL_EMC_WALL7,
1861     EL_EMC_WALL8
1862   };
1863   static int ep_mauer_num = SIZEOF_ARRAY_INT(ep_mauer);
1864
1865   static int ep_can_fall[] =
1866   {
1867     EL_ROCK,
1868     EL_BD_ROCK,
1869     EL_EMERALD,
1870     EL_BD_DIAMOND,
1871     EL_EMERALD_YELLOW,
1872     EL_EMERALD_RED,
1873     EL_EMERALD_PURPLE,
1874     EL_DIAMOND,
1875     EL_BOMB,
1876     EL_NUT,
1877     EL_AMOEBA_DROP,
1878     EL_QUICKSAND_FULL,
1879     EL_MAGIC_WALL_FULL,
1880     EL_BD_MAGIC_WALL_FULL,
1881     EL_TIME_ORB_FULL,
1882     EL_TIME_ORB_EMPTY,
1883     EL_SP_ZONK,
1884     EL_SP_INFOTRON,
1885     EL_SP_DISK_ORANGE,
1886     EL_PEARL,
1887     EL_CRYSTAL,
1888     EL_SPRING,
1889     EL_DX_SUPABOMB
1890   };
1891   static int ep_can_fall_num = SIZEOF_ARRAY_INT(ep_can_fall);
1892
1893   static int ep_can_smash[] =
1894   {
1895     EL_ROCK,
1896     EL_BD_ROCK,
1897     EL_EMERALD,
1898     EL_BD_DIAMOND,
1899     EL_EMERALD_YELLOW,
1900     EL_EMERALD_RED,
1901     EL_EMERALD_PURPLE,
1902     EL_DIAMOND,
1903     EL_BOMB,
1904     EL_NUT,
1905     EL_AMOEBA_DROP,
1906     EL_TIME_ORB_FULL,
1907     EL_TIME_ORB_EMPTY,
1908     EL_SP_ZONK,
1909     EL_SP_INFOTRON,
1910     EL_SP_DISK_ORANGE,
1911     EL_PEARL,
1912     EL_CRYSTAL,
1913     EL_SPRING,
1914     EL_DX_SUPABOMB
1915   };
1916   static int ep_can_smash_num = SIZEOF_ARRAY_INT(ep_can_smash);
1917
1918   static int ep_can_change[] =
1919   {
1920     EL_ROCK,
1921     EL_BD_ROCK,
1922     EL_EMERALD,
1923     EL_BD_DIAMOND,
1924     EL_EMERALD_YELLOW,
1925     EL_EMERALD_RED,
1926     EL_EMERALD_PURPLE,
1927     EL_DIAMOND
1928   };
1929   static int ep_can_change_num = SIZEOF_ARRAY_INT(ep_can_change);
1930
1931   static int ep_can_move[] =
1932   {
1933     EL_BUG,
1934     EL_SPACESHIP,
1935     EL_BD_BUTTERFLY,
1936     EL_BD_FIREFLY,
1937     EL_YAMYAM,
1938     EL_DARK_YAMYAM,
1939     EL_ROBOT,
1940     EL_PACMAN,
1941     EL_MOLE,
1942     EL_PENGUIN,
1943     EL_PIG,
1944     EL_DRAGON,
1945     EL_SATELLITE,
1946     EL_SP_SNIKSNAK,
1947     EL_SP_ELECTRON,
1948     EL_BALLOON,
1949     EL_SPRING
1950   };
1951   static int ep_can_move_num = SIZEOF_ARRAY_INT(ep_can_move);
1952
1953   static int ep_could_move[] =
1954   {
1955     EL_BUG_RIGHT,
1956     EL_BUG_UP,
1957     EL_BUG_LEFT,
1958     EL_BUG_DOWN,
1959     EL_SPACESHIP_RIGHT,
1960     EL_SPACESHIP_UP,
1961     EL_SPACESHIP_LEFT,
1962     EL_SPACESHIP_DOWN,
1963     EL_BD_BUTTERFLY_RIGHT,
1964     EL_BD_BUTTERFLY_UP,
1965     EL_BD_BUTTERFLY_LEFT,
1966     EL_BD_BUTTERFLY_DOWN,
1967     EL_BD_FIREFLY_RIGHT,
1968     EL_BD_FIREFLY_UP,
1969     EL_BD_FIREFLY_LEFT,
1970     EL_BD_FIREFLY_DOWN,
1971     EL_PACMAN_RIGHT,
1972     EL_PACMAN_UP,
1973     EL_PACMAN_LEFT,
1974     EL_PACMAN_DOWN
1975   };
1976   static int ep_could_move_num = SIZEOF_ARRAY_INT(ep_could_move);
1977
1978   static int ep_dont_touch[] =
1979   {
1980     EL_BUG,
1981     EL_SPACESHIP,
1982     EL_BD_BUTTERFLY,
1983     EL_BD_FIREFLY
1984   };
1985   static int ep_dont_touch_num = SIZEOF_ARRAY_INT(ep_dont_touch);
1986
1987   static int ep_dont_go_to[] =
1988   {
1989     EL_BUG,
1990     EL_SPACESHIP,
1991     EL_BD_BUTTERFLY,
1992     EL_BD_FIREFLY,
1993     EL_YAMYAM,
1994     EL_DARK_YAMYAM,
1995     EL_ROBOT,
1996     EL_PACMAN,
1997     EL_AMOEBA_DROP,
1998     EL_ACID,
1999     EL_SP_SNIKSNAK,
2000     EL_SP_ELECTRON,
2001     EL_SP_BUGGY_BASE_ACTIVE,
2002     EL_TRAP_ACTIVE,
2003     EL_LANDMINE
2004   };
2005   static int ep_dont_go_to_num = SIZEOF_ARRAY_INT(ep_dont_go_to);
2006
2007   static int ep_mampf2[] =
2008   {
2009     EL_SAND,
2010     EL_BUG,
2011     EL_SPACESHIP,
2012     EL_BD_BUTTERFLY,
2013     EL_BD_FIREFLY,
2014     EL_YAMYAM,
2015     EL_ROBOT,
2016     EL_PACMAN,
2017     EL_AMOEBA_DROP,
2018     EL_AMOEBA_DEAD,
2019     EL_AMOEBA_WET,
2020     EL_AMOEBA_DRY,
2021     EL_AMOEBA_FULL,
2022     EL_BD_AMOEBA,
2023     EL_EMERALD,
2024     EL_BD_DIAMOND,
2025     EL_EMERALD_YELLOW,
2026     EL_EMERALD_RED,
2027     EL_EMERALD_PURPLE,
2028     EL_DIAMOND,
2029     EL_PEARL,
2030     EL_CRYSTAL
2031   };
2032   static int ep_mampf2_num = SIZEOF_ARRAY_INT(ep_mampf2);
2033
2034   static int ep_bd_element[] =
2035   {
2036     EL_EMPTY,
2037     EL_SAND,
2038     EL_WALL_CRUMBLED,
2039     EL_BD_WALL,
2040     EL_ROCK,
2041     EL_BD_ROCK,
2042     EL_BD_DIAMOND,
2043     EL_BD_MAGIC_WALL,
2044     EL_EXIT_CLOSED,
2045     EL_EXIT_OPEN,
2046     EL_STEELWALL,
2047     EL_PLAYER1,
2048     EL_BD_FIREFLY,
2049     EL_BD_FIREFLY_1,
2050     EL_BD_FIREFLY_2,
2051     EL_BD_FIREFLY_3,
2052     EL_BD_FIREFLY_4,
2053     EL_BD_BUTTERFLY,
2054     EL_BD_BUTTERFLY_1,
2055     EL_BD_BUTTERFLY_2,
2056     EL_BD_BUTTERFLY_3,
2057     EL_BD_BUTTERFLY_4,
2058     EL_BD_AMOEBA,
2059     EL_CHAR_QUESTION
2060   };
2061   static int ep_bd_element_num = SIZEOF_ARRAY_INT(ep_bd_element);
2062
2063   static int ep_sb_element[] =
2064   {
2065     EL_EMPTY,
2066     EL_STEELWALL,
2067     EL_SOKOBAN_OBJECT,
2068     EL_SOKOBAN_FIELD_EMPTY,
2069     EL_SOKOBAN_FIELD_FULL,
2070     EL_PLAYER1,
2071     EL_INVISIBLE_STEELWALL
2072   };
2073   static int ep_sb_element_num = SIZEOF_ARRAY_INT(ep_sb_element);
2074
2075   static int ep_gem[] =
2076   {
2077     EL_EMERALD,
2078     EL_BD_DIAMOND,
2079     EL_EMERALD_YELLOW,
2080     EL_EMERALD_RED,
2081     EL_EMERALD_PURPLE,
2082     EL_DIAMOND
2083   };
2084   static int ep_gem_num = SIZEOF_ARRAY_INT(ep_gem);
2085
2086   static int ep_inactive[] =
2087   {
2088     EL_EMPTY,
2089     EL_SAND,
2090     EL_WALL,
2091     EL_BD_WALL,
2092     EL_WALL_CRUMBLED,
2093     EL_STEELWALL,
2094     EL_AMOEBA_DEAD,
2095     EL_QUICKSAND_EMPTY,
2096     EL_STONEBLOCK,
2097     EL_ROBOT_WHEEL,
2098     EL_KEY1,
2099     EL_KEY2,
2100     EL_KEY3,
2101     EL_KEY4,
2102     EL_EM_KEY1,
2103     EL_EM_KEY2,
2104     EL_EM_KEY3,
2105     EL_EM_KEY4,
2106     EL_GATE1,
2107     EL_GATE2,
2108     EL_GATE3,
2109     EL_GATE4,
2110     EL_GATE1_GRAY,
2111     EL_GATE2_GRAY,
2112     EL_GATE3_GRAY,
2113     EL_GATE4_GRAY,
2114     EL_EM_GATE1,
2115     EL_EM_GATE2,
2116     EL_EM_GATE3,
2117     EL_EM_GATE4,
2118     EL_EM_GATE1_GRAY,
2119     EL_EM_GATE2_GRAY,
2120     EL_EM_GATE3_GRAY,
2121     EL_EM_GATE4_GRAY,
2122     EL_DYNAMITE,
2123     EL_INVISIBLE_STEELWALL,
2124     EL_INVISIBLE_WALL,
2125     EL_INVISIBLE_SAND,
2126     EL_LAMP,
2127     EL_LAMP_ACTIVE,
2128     EL_WALL_EMERALD,
2129     EL_WALL_DIAMOND,
2130     EL_WALL_BD_DIAMOND,
2131     EL_WALL_EMERALD_YELLOW,
2132     EL_DYNABOMB_NR,
2133     EL_DYNABOMB_SZ,
2134     EL_DYNABOMB_XL,
2135     EL_SOKOBAN_OBJECT,
2136     EL_SOKOBAN_FIELD_EMPTY,
2137     EL_SOKOBAN_FIELD_FULL,
2138     EL_WALL_EMERALD_RED,
2139     EL_WALL_EMERALD_PURPLE,
2140     EL_ACIDPOOL_TOPLEFT,
2141     EL_ACIDPOOL_TOPRIGHT,
2142     EL_ACIDPOOL_BOTTOMLEFT,
2143     EL_ACIDPOOL_BOTTOM,
2144     EL_ACIDPOOL_BOTTOMRIGHT,
2145     EL_MAGIC_WALL,
2146     EL_MAGIC_WALL_DEAD,
2147     EL_BD_MAGIC_WALL,
2148     EL_BD_MAGIC_WALL_DEAD,
2149     EL_AMOEBA_TO_DIAMOND,
2150     EL_BLOCKED,
2151     EL_SP_EMPTY,
2152     EL_SP_BASE,
2153     EL_SP_PORT1_RIGHT,
2154     EL_SP_PORT1_DOWN,
2155     EL_SP_PORT1_LEFT,
2156     EL_SP_PORT1_UP,
2157     EL_SP_PORT2_RIGHT,
2158     EL_SP_PORT2_DOWN,
2159     EL_SP_PORT2_LEFT,
2160     EL_SP_PORT2_UP,
2161     EL_SP_PORT_X,
2162     EL_SP_PORT_Y,
2163     EL_SP_PORT_XY,
2164     EL_SP_DISK_RED,
2165     EL_SP_DISK_YELLOW,
2166     EL_SP_CHIP_SINGLE,
2167     EL_SP_CHIP_LEFT,
2168     EL_SP_CHIP_RIGHT,
2169     EL_SP_CHIP_UPPER,
2170     EL_SP_CHIP_LOWER,
2171     EL_SP_HARD_GRAY,
2172     EL_SP_HARD_GREEN,
2173     EL_SP_HARD_BLUE,
2174     EL_SP_HARD_RED,
2175     EL_SP_HARD_YELLOW,
2176     EL_SP_HARD_BASE1,
2177     EL_SP_HARD_BASE2,
2178     EL_SP_HARD_BASE3,
2179     EL_SP_HARD_BASE4,
2180     EL_SP_HARD_BASE5,
2181     EL_SP_HARD_BASE6,
2182     EL_CONVEYOR_BELT1_SWITCH_LEFT,
2183     EL_CONVEYOR_BELT1_SWITCH_MIDDLE,
2184     EL_CONVEYOR_BELT1_SWITCH_RIGHT,
2185     EL_CONVEYOR_BELT2_SWITCH_LEFT,
2186     EL_CONVEYOR_BELT2_SWITCH_MIDDLE,
2187     EL_CONVEYOR_BELT2_SWITCH_RIGHT,
2188     EL_CONVEYOR_BELT3_SWITCH_LEFT,
2189     EL_CONVEYOR_BELT3_SWITCH_MIDDLE,
2190     EL_CONVEYOR_BELT3_SWITCH_RIGHT,
2191     EL_CONVEYOR_BELT4_SWITCH_LEFT,
2192     EL_CONVEYOR_BELT4_SWITCH_MIDDLE,
2193     EL_CONVEYOR_BELT4_SWITCH_RIGHT,
2194     EL_SIGN_EXCLAMATION,
2195     EL_SIGN_RADIOACTIVITY,
2196     EL_SIGN_STOP,
2197     EL_SIGN_WHEELCHAIR,
2198     EL_SIGN_PARKING,
2199     EL_SIGN_ONEWAY,
2200     EL_SIGN_HEART,
2201     EL_SIGN_TRIANGLE,
2202     EL_SIGN_ROUND,
2203     EL_SIGN_EXIT,
2204     EL_SIGN_YINYANG,
2205     EL_SIGN_OTHER,
2206     EL_STEELWALL_SLANTED,
2207     EL_EMC_STEELWALL1,
2208     EL_EMC_STEELWALL2,
2209     EL_EMC_STEELWALL3,
2210     EL_EMC_STEELWALL4,
2211     EL_EMC_WALL_PILLAR_UPPER,
2212     EL_EMC_WALL_PILLAR_MIDDLE,
2213     EL_EMC_WALL_PILLAR_LOWER,
2214     EL_EMC_WALL4,
2215     EL_EMC_WALL5,
2216     EL_EMC_WALL6,
2217     EL_EMC_WALL7,
2218     EL_EMC_WALL8
2219   };
2220   static int ep_inactive_num = SIZEOF_ARRAY_INT(ep_inactive);
2221
2222   static int ep_explosive[] =
2223   {
2224     EL_BOMB,
2225     EL_DYNAMITE_ACTIVE,
2226     EL_DYNAMITE,
2227     EL_DYNABOMB_PLAYER1_ACTIVE,
2228     EL_DYNABOMB_PLAYER2_ACTIVE,
2229     EL_DYNABOMB_PLAYER3_ACTIVE,
2230     EL_DYNABOMB_PLAYER4_ACTIVE,
2231     EL_DYNABOMB_NR,
2232     EL_DYNABOMB_SZ,
2233     EL_DYNABOMB_XL,
2234     EL_SP_DISK_RED_ACTIVE,
2235     EL_BUG,
2236     EL_MOLE,
2237     EL_PENGUIN,
2238     EL_PIG,
2239     EL_DRAGON,
2240     EL_SATELLITE,
2241     EL_SP_DISK_RED,
2242     EL_SP_DISK_ORANGE,
2243     EL_SP_DISK_YELLOW,
2244     EL_SP_SNIKSNAK,
2245     EL_SP_ELECTRON,
2246     EL_DX_SUPABOMB
2247   };
2248   static int ep_explosive_num = SIZEOF_ARRAY_INT(ep_explosive);
2249
2250   static int ep_mampf3[] =
2251   {
2252     EL_EMERALD,
2253     EL_BD_DIAMOND,
2254     EL_EMERALD_YELLOW,
2255     EL_EMERALD_RED,
2256     EL_EMERALD_PURPLE,
2257     EL_DIAMOND,
2258     EL_PEARL,
2259     EL_CRYSTAL
2260   };
2261   static int ep_mampf3_num = SIZEOF_ARRAY_INT(ep_mampf3);
2262
2263   static int ep_pushable[] =
2264   {
2265     EL_ROCK,
2266     EL_BD_ROCK,
2267     EL_BOMB,
2268     EL_NUT,
2269     EL_TIME_ORB_EMPTY,
2270     EL_SOKOBAN_FIELD_FULL,
2271     EL_SOKOBAN_OBJECT,
2272     EL_SATELLITE,
2273     EL_SP_ZONK,
2274     EL_SP_DISK_ORANGE,
2275     EL_SP_DISK_YELLOW,
2276     EL_BALLOON,
2277     EL_SPRING,
2278     EL_DX_SUPABOMB
2279   };
2280   static int ep_pushable_num = SIZEOF_ARRAY_INT(ep_pushable);
2281
2282   static int ep_player[] =
2283   {
2284     EL_PLAYER1,
2285     EL_PLAYER2,
2286     EL_PLAYER3,
2287     EL_PLAYER4
2288   };
2289   static int ep_player_num = SIZEOF_ARRAY_INT(ep_player);
2290
2291   static int ep_has_content[] =
2292   {
2293     EL_YAMYAM,
2294     EL_AMOEBA_WET,
2295     EL_AMOEBA_DRY,
2296     EL_AMOEBA_FULL,
2297     EL_BD_AMOEBA
2298   };
2299   static int ep_has_content_num = SIZEOF_ARRAY_INT(ep_has_content);
2300
2301   static int ep_eatable[] =
2302   {
2303     EL_SAND,
2304     EL_SP_BASE,
2305     EL_SP_BUGGY_BASE,
2306     EL_SP_BUGGY_BASE_ACTIVATING,
2307     EL_TRAP,
2308     EL_INVISIBLE_SAND,
2309     EL_INVISIBLE_SAND_ACTIVE
2310   };
2311   static int ep_eatable_num = SIZEOF_ARRAY_INT(ep_eatable);
2312
2313   static int ep_sp_element[] =
2314   {
2315     EL_SP_EMPTY,
2316     EL_SP_ZONK,
2317     EL_SP_BASE,
2318     EL_SP_MURPHY,
2319     EL_SP_INFOTRON,
2320     EL_SP_CHIP_SINGLE,
2321     EL_SP_HARD_GRAY,
2322     EL_SP_EXIT_CLOSED,
2323     EL_SP_EXIT_OPEN,
2324     EL_SP_DISK_ORANGE,
2325     EL_SP_PORT1_RIGHT,
2326     EL_SP_PORT1_DOWN,
2327     EL_SP_PORT1_LEFT,
2328     EL_SP_PORT1_UP,
2329     EL_SP_PORT2_RIGHT,
2330     EL_SP_PORT2_DOWN,
2331     EL_SP_PORT2_LEFT,
2332     EL_SP_PORT2_UP,
2333     EL_SP_SNIKSNAK,
2334     EL_SP_DISK_YELLOW,
2335     EL_SP_TERMINAL,
2336     EL_SP_DISK_RED,
2337     EL_SP_PORT_Y,
2338     EL_SP_PORT_X,
2339     EL_SP_PORT_XY,
2340     EL_SP_ELECTRON,
2341     EL_SP_BUGGY_BASE,
2342     EL_SP_CHIP_LEFT,
2343     EL_SP_CHIP_RIGHT,
2344     EL_SP_HARD_BASE1,
2345     EL_SP_HARD_GREEN,
2346     EL_SP_HARD_BLUE,
2347     EL_SP_HARD_RED,
2348     EL_SP_HARD_YELLOW,
2349     EL_SP_HARD_BASE2,
2350     EL_SP_HARD_BASE3,
2351     EL_SP_HARD_BASE4,
2352     EL_SP_HARD_BASE5,
2353     EL_SP_HARD_BASE6,
2354     EL_SP_CHIP_UPPER,
2355     EL_SP_CHIP_LOWER,
2356     /* additional elements that appeared in newer Supaplex levels */
2357     EL_INVISIBLE_WALL,
2358     /* more than one murphy in a level results in an inactive clone */
2359     EL_SP_MURPHY_CLONE
2360   };
2361   static int ep_sp_element_num = SIZEOF_ARRAY_INT(ep_sp_element);
2362
2363   static int ep_quick_gate[] =
2364   {
2365     EL_EM_GATE1,
2366     EL_EM_GATE2,
2367     EL_EM_GATE3,
2368     EL_EM_GATE4,
2369     EL_EM_GATE1_GRAY,
2370     EL_EM_GATE2_GRAY,
2371     EL_EM_GATE3_GRAY,
2372     EL_EM_GATE4_GRAY,
2373     EL_SP_PORT1_LEFT,
2374     EL_SP_PORT2_LEFT,
2375     EL_SP_PORT1_RIGHT,
2376     EL_SP_PORT2_RIGHT,
2377     EL_SP_PORT1_UP,
2378     EL_SP_PORT2_UP,
2379     EL_SP_PORT1_DOWN,
2380     EL_SP_PORT2_DOWN,
2381     EL_SP_PORT_X,
2382     EL_SP_PORT_Y,
2383     EL_SP_PORT_XY,
2384     EL_SWITCHGATE_OPEN,
2385     EL_TIMEGATE_OPEN
2386   };
2387   static int ep_quick_gate_num = SIZEOF_ARRAY_INT(ep_quick_gate);
2388
2389   static int ep_over_player[] =
2390   {
2391     EL_SP_PORT1_LEFT,
2392     EL_SP_PORT2_LEFT,
2393     EL_SP_PORT1_RIGHT,
2394     EL_SP_PORT2_RIGHT,
2395     EL_SP_PORT1_UP,
2396     EL_SP_PORT2_UP,
2397     EL_SP_PORT1_DOWN,
2398     EL_SP_PORT2_DOWN,
2399     EL_SP_PORT_X,
2400     EL_SP_PORT_Y,
2401     EL_SP_PORT_XY,
2402     EL_TUBE_ALL,
2403     EL_TUBE_VERTICAL,
2404     EL_TUBE_HORIZONTAL,
2405     EL_TUBE_VERTICAL_LEFT,
2406     EL_TUBE_VERTICAL_RIGHT,
2407     EL_TUBE_HORIZONTAL_UP,
2408     EL_TUBE_HORIZONTAL_DOWN,
2409     EL_TUBE_LEFT_UP,
2410     EL_TUBE_LEFT_DOWN,
2411     EL_TUBE_RIGHT_UP,
2412     EL_TUBE_RIGHT_DOWN
2413   };
2414   static int ep_over_player_num = SIZEOF_ARRAY_INT(ep_over_player);
2415
2416   static int ep_active_bomb[] =
2417   {
2418     EL_DYNAMITE_ACTIVE,
2419     EL_DYNABOMB_PLAYER1_ACTIVE,
2420     EL_DYNABOMB_PLAYER2_ACTIVE,
2421     EL_DYNABOMB_PLAYER3_ACTIVE,
2422     EL_DYNABOMB_PLAYER4_ACTIVE,
2423     EL_SP_DISK_RED_ACTIVE
2424   };
2425   static int ep_active_bomb_num = SIZEOF_ARRAY_INT(ep_active_bomb);
2426
2427   static int ep_belt[] =
2428   {
2429     EL_CONVEYOR_BELT1_LEFT,
2430     EL_CONVEYOR_BELT1_MIDDLE,
2431     EL_CONVEYOR_BELT1_RIGHT,
2432     EL_CONVEYOR_BELT2_LEFT,
2433     EL_CONVEYOR_BELT2_MIDDLE,
2434     EL_CONVEYOR_BELT2_RIGHT,
2435     EL_CONVEYOR_BELT3_LEFT,
2436     EL_CONVEYOR_BELT3_MIDDLE,
2437     EL_CONVEYOR_BELT3_RIGHT,
2438     EL_CONVEYOR_BELT4_LEFT,
2439     EL_CONVEYOR_BELT4_MIDDLE,
2440     EL_CONVEYOR_BELT4_RIGHT,
2441   };
2442   static int ep_belt_num = SIZEOF_ARRAY_INT(ep_belt);
2443
2444   static int ep_belt_active[] =
2445   {
2446     EL_CONVEYOR_BELT1_LEFT_ACTIVE,
2447     EL_CONVEYOR_BELT1_MIDDLE_ACTIVE,
2448     EL_CONVEYOR_BELT1_RIGHT_ACTIVE,
2449     EL_CONVEYOR_BELT2_LEFT_ACTIVE,
2450     EL_CONVEYOR_BELT2_MIDDLE_ACTIVE,
2451     EL_CONVEYOR_BELT2_RIGHT_ACTIVE,
2452     EL_CONVEYOR_BELT3_LEFT_ACTIVE,
2453     EL_CONVEYOR_BELT3_MIDDLE_ACTIVE,
2454     EL_CONVEYOR_BELT3_RIGHT_ACTIVE,
2455     EL_CONVEYOR_BELT4_LEFT_ACTIVE,
2456     EL_CONVEYOR_BELT4_MIDDLE_ACTIVE,
2457     EL_CONVEYOR_BELT4_RIGHT_ACTIVE,
2458   };
2459   static int ep_belt_active_num = SIZEOF_ARRAY_INT(ep_belt_active);
2460
2461   static int ep_belt_switch[] =
2462   {
2463     EL_CONVEYOR_BELT1_SWITCH_LEFT,
2464     EL_CONVEYOR_BELT1_SWITCH_MIDDLE,
2465     EL_CONVEYOR_BELT1_SWITCH_RIGHT,
2466     EL_CONVEYOR_BELT2_SWITCH_LEFT,
2467     EL_CONVEYOR_BELT2_SWITCH_MIDDLE,
2468     EL_CONVEYOR_BELT2_SWITCH_RIGHT,
2469     EL_CONVEYOR_BELT3_SWITCH_LEFT,
2470     EL_CONVEYOR_BELT3_SWITCH_MIDDLE,
2471     EL_CONVEYOR_BELT3_SWITCH_RIGHT,
2472     EL_CONVEYOR_BELT4_SWITCH_LEFT,
2473     EL_CONVEYOR_BELT4_SWITCH_MIDDLE,
2474     EL_CONVEYOR_BELT4_SWITCH_RIGHT,
2475   };
2476   static int ep_belt_switch_num = SIZEOF_ARRAY_INT(ep_belt_switch);
2477
2478   static int ep_tube[] =
2479   {
2480     EL_TUBE_ALL,
2481     EL_TUBE_VERTICAL,
2482     EL_TUBE_HORIZONTAL,
2483     EL_TUBE_VERTICAL_LEFT,
2484     EL_TUBE_VERTICAL_RIGHT,
2485     EL_TUBE_HORIZONTAL_UP,
2486     EL_TUBE_HORIZONTAL_DOWN,
2487     EL_TUBE_LEFT_UP,
2488     EL_TUBE_LEFT_DOWN,
2489     EL_TUBE_RIGHT_UP,
2490     EL_TUBE_RIGHT_DOWN
2491   };
2492   static int ep_tube_num = SIZEOF_ARRAY_INT(ep_tube);
2493
2494   static long ep1_bit[] =
2495   {
2496     EP_BIT_AMOEBALIVE,
2497     EP_BIT_AMOEBOID,
2498     EP_BIT_SCHLUESSEL,
2499     EP_BIT_PFORTE,
2500     EP_BIT_SOLID,
2501     EP_BIT_INDESTRUCTIBLE,
2502     EP_BIT_SLIPPERY,
2503     EP_BIT_ENEMY,
2504     EP_BIT_MAUER,
2505     EP_BIT_CAN_FALL,
2506     EP_BIT_CAN_SMASH,
2507     EP_BIT_CAN_CHANGE,
2508     EP_BIT_CAN_MOVE,
2509     EP_BIT_COULD_MOVE,
2510     EP_BIT_DONT_TOUCH,
2511     EP_BIT_DONT_GO_TO,
2512     EP_BIT_MAMPF2,
2513     EP_BIT_BD_ELEMENT,
2514     EP_BIT_SB_ELEMENT,
2515     EP_BIT_GEM,
2516     EP_BIT_INACTIVE,
2517     EP_BIT_EXPLOSIVE,
2518     EP_BIT_MAMPF3,
2519     EP_BIT_PUSHABLE,
2520     EP_BIT_PLAYER,
2521     EP_BIT_HAS_CONTENT,
2522     EP_BIT_EATABLE,
2523     EP_BIT_SP_ELEMENT,
2524     EP_BIT_QUICK_GATE,
2525     EP_BIT_OVER_PLAYER,
2526     EP_BIT_ACTIVE_BOMB
2527   };
2528   static long ep2_bit[] =
2529   {
2530     EP_BIT_BELT,
2531     EP_BIT_BELT_ACTIVE,
2532     EP_BIT_BELT_SWITCH,
2533     EP_BIT_TUBE
2534   };
2535   static int *ep1_array[] =
2536   {
2537     ep_amoebalive,
2538     ep_amoeboid,
2539     ep_schluessel,
2540     ep_pforte,
2541     ep_solid,
2542     ep_indestructible,
2543     ep_slippery,
2544     ep_enemy,
2545     ep_mauer,
2546     ep_can_fall,
2547     ep_can_smash,
2548     ep_can_change,
2549     ep_can_move,
2550     ep_could_move,
2551     ep_dont_touch,
2552     ep_dont_go_to,
2553     ep_mampf2,
2554     ep_bd_element,
2555     ep_sb_element,
2556     ep_gem,
2557     ep_inactive,
2558     ep_explosive,
2559     ep_mampf3,
2560     ep_pushable,
2561     ep_player,
2562     ep_has_content,
2563     ep_eatable,
2564     ep_sp_element,
2565     ep_quick_gate,
2566     ep_over_player,
2567     ep_active_bomb
2568   };
2569   static int *ep2_array[] =
2570   {
2571     ep_belt,
2572     ep_belt_active,
2573     ep_belt_switch,
2574     ep_tube
2575   };
2576   static int *ep1_num[] =
2577   {
2578     &ep_amoebalive_num,
2579     &ep_amoeboid_num,
2580     &ep_schluessel_num,
2581     &ep_pforte_num,
2582     &ep_solid_num,
2583     &ep_indestructible_num,
2584     &ep_slippery_num,
2585     &ep_enemy_num,
2586     &ep_mauer_num,
2587     &ep_can_fall_num,
2588     &ep_can_smash_num,
2589     &ep_can_change_num,
2590     &ep_can_move_num,
2591     &ep_could_move_num,
2592     &ep_dont_touch_num,
2593     &ep_dont_go_to_num,
2594     &ep_mampf2_num,
2595     &ep_bd_element_num,
2596     &ep_sb_element_num,
2597     &ep_gem_num,
2598     &ep_inactive_num,
2599     &ep_explosive_num,
2600     &ep_mampf3_num,
2601     &ep_pushable_num,
2602     &ep_player_num,
2603     &ep_has_content_num,
2604     &ep_eatable_num,
2605     &ep_sp_element_num,
2606     &ep_quick_gate_num,
2607     &ep_over_player_num,
2608     &ep_active_bomb_num
2609   };
2610   static int *ep2_num[] =
2611   {
2612     &ep_belt_num,
2613     &ep_belt_active_num,
2614     &ep_belt_switch_num,
2615     &ep_tube_num
2616   };
2617   static int num_properties1 = SIZEOF_ARRAY(ep1_num, int *);
2618   static int num_properties2 = SIZEOF_ARRAY(ep2_num, int *);
2619
2620   for (i=0; i<MAX_NUM_ELEMENTS; i++)
2621   {
2622     Properties1[i] = 0;
2623     Properties2[i] = 0;
2624   }
2625
2626   for (i=0; i<num_properties1; i++)
2627     for (j=0; j<*(ep1_num[i]); j++)
2628       Properties1[(ep1_array[i])[j]] |= ep1_bit[i];
2629   for (i=0; i<num_properties2; i++)
2630     for (j=0; j<*(ep2_num[i]); j++)
2631       Properties2[(ep2_array[i])[j]] |= ep2_bit[i];
2632
2633   for (i=EL_CHAR_START; i<=EL_CHAR_END; i++)
2634     Properties1[i] |= (EP_BIT_CHAR | EP_BIT_INACTIVE);
2635 }
2636
2637 void Execute_Command(char *command)
2638 {
2639   if (strcmp(command, "print graphicsinfo.conf") == 0)
2640   {
2641     int i;
2642
2643     printf("# You can configure additional/alternative image files here.\n");
2644     printf("# (The images below are default and therefore commented out.)\n");
2645     printf("\n");
2646     printf("%s\n", getFormattedSetupEntry("name", "Classic Graphics"));
2647     printf("\n");
2648     printf("%s\n", getFormattedSetupEntry("sort_priority", "100"));
2649     printf("\n");
2650
2651     for (i=0; image_config[i].token != NULL; i++)
2652       printf("# %s\n",
2653              getFormattedSetupEntry(image_config[i].token,
2654                                     image_config[i].value));
2655
2656     exit(0);
2657   }
2658   else if (strcmp(command, "print soundsinfo.conf") == 0)
2659   {
2660     int i;
2661
2662     printf("# You can configure additional/alternative sound files here.\n");
2663     printf("# (The sounds below are default and therefore commented out.)\n");
2664     printf("\n");
2665     printf("%s\n", getFormattedSetupEntry("name", "Classic Sounds"));
2666     printf("\n");
2667     printf("%s\n", getFormattedSetupEntry("sort_priority", "100"));
2668     printf("\n");
2669
2670     for (i=0; sound_config[i].token != NULL; i++)
2671       printf("# %s\n",
2672              getFormattedSetupEntry(sound_config[i].token,
2673                                     sound_config[i].value));
2674
2675     exit(0);
2676   }
2677   else if (strcmp(command, "print musicinfo.conf") == 0)
2678   {
2679     printf("# (Currently only \"name\" and \"sort_priority\" recognized.)\n");
2680     printf("\n");
2681     printf("%s\n", getFormattedSetupEntry("name", "Classic Music"));
2682     printf("\n");
2683     printf("%s\n", getFormattedSetupEntry("sort_priority", "100"));
2684
2685     exit(0);
2686   }
2687   else if (strncmp(command, "dump level ", 11) == 0)
2688   {
2689     char *filename = &command[11];
2690
2691     if (access(filename, F_OK) != 0)
2692       Error(ERR_EXIT, "cannot open file '%s'", filename);
2693
2694     LoadLevelFromFilename(filename);
2695     DumpLevel(&level);
2696
2697     exit(0);
2698   }
2699   else if (strncmp(command, "dump tape ", 10) == 0)
2700   {
2701     char *filename = &command[10];
2702
2703     if (access(filename, F_OK) != 0)
2704       Error(ERR_EXIT, "cannot open file '%s'", filename);
2705
2706     LoadTapeFromFilename(filename);
2707     DumpTape(&tape);
2708
2709     exit(0);
2710   }
2711   else if (strncmp(command, "autoplay ", 9) == 0)
2712   {
2713     char *str_copy = getStringCopy(&command[9]);
2714     char *str_ptr = strchr(str_copy, ' ');
2715
2716     global.autoplay_leveldir = str_copy;
2717     global.autoplay_level_nr = -1;
2718
2719     if (str_ptr != NULL)
2720     {
2721       *str_ptr++ = '\0';                        /* terminate leveldir string */
2722       global.autoplay_level_nr = atoi(str_ptr); /* get level_nr value */
2723     }
2724   }
2725   else
2726   {
2727     Error(ERR_EXIT_HELP, "unrecognized command '%s'", command);
2728   }
2729 }
2730
2731 void CloseAllAndExit(int exit_value)
2732 {
2733   StopSounds();
2734   FreeAllSounds();
2735   FreeAllMusic();
2736   CloseAudio();         /* called after freeing sounds (needed for SDL) */
2737
2738   FreeAllImages();
2739   FreeTileClipmasks();
2740
2741   CloseVideoDisplay();
2742   ClosePlatformDependantStuff();
2743
2744   exit(exit_value);
2745 }