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   DrawMainMenu();
 122
 123   InitNetworkServer();
 124 }
 125
 126 static void InitGlobal()
 127 {
 128   global.autoplay_leveldir = NULL;
 129
 130   global.frames_per_second = 0;
 131   global.fps_slowdown = FALSE;
 132   global.fps_slowdown_factor = 1;
 133 }
 134
 135 static void InitSetup()
 136 {
 137   LoadSetup();                                  /* global setup info */
 138 }
 139
 140 static void InitPlayerInfo()
 141 {
 142   int i;
 143
 144   /* choose default local player */
 145   local_player = &stored_player[0];
 146
 147   for (i=0; i<MAX_PLAYERS; i++)
 148     stored_player[i].connected = FALSE;
 149
 150   local_player->connected = TRUE;
 151 }
 152
 153 static void InitLevelInfo()
 154 {
 155   LoadLevelInfo();                              /* global level info */
 156   LoadLevelSetup_LastSeries();                  /* last played series info */
 157   LoadLevelSetup_SeriesInfo();                  /* last played level info */
 158 }
 159
 160 static void InitArtworkInfo()
 161 {
 162   LoadArtworkInfo();
 163 }
 164
 165 static void InitArtworkConfig()
 166 {
 167   static char *image_id_prefix[MAX_NUM_ELEMENTS + NUM_FONTS + 1];
 168   static char *sound_id_prefix[MAX_NUM_ELEMENTS + 1];
 169   static char *action_id_suffix[NUM_ACTIONS + 1];
 170   static char *direction_id_suffix[NUM_DIRECTIONS + 1];
 171   static char *special_id_suffix[NUM_SPECIAL_GFX_ARGS + 1];
 172   static char *dummy[1] = { NULL };
 173   static char *ignore_image_tokens[] =
 174   {
 175     "name",
 176     "sort_priority",
 177     "menu.main.hide_static_text",
 178     "global.num_toons",
 179     NULL
 180   };
 181   static char *ignore_sound_tokens[] =
 182   {
 183     "name",
 184     "sort_priority",
 185     NULL
 186   };
 187   int i;
 188
 189   for (i=0; i<MAX_NUM_ELEMENTS; i++)
 190     image_id_prefix[i] = element_info[i].token_name;
 191   for (i=0; i<NUM_FONTS + 1; i++)
 192     image_id_prefix[MAX_NUM_ELEMENTS + i] = font_info[i].token_name;
 193
 194   for (i=0; i<MAX_NUM_ELEMENTS + 1; i++)
 195     sound_id_prefix[i] = element_info[i].sound_class_name;
 196
 197   for (i=0; i<NUM_ACTIONS + 1; i++)
 198     action_id_suffix[i] = element_action_info[i].suffix;
 199
 200   for (i=0; i<NUM_DIRECTIONS + 1; i++)
 201     direction_id_suffix[i] = element_direction_info[i].suffix;
 202
 203   for (i=0; i<NUM_SPECIAL_GFX_ARGS + 1; i++)
 204     special_id_suffix[i] = special_suffix_info[i].suffix;
 205
 206   InitImageList(image_config, NUM_IMAGE_FILES, image_config_suffix,
 207                 image_id_prefix, action_id_suffix, direction_id_suffix,
 208                 special_id_suffix, ignore_image_tokens);
 209   InitSoundList(sound_config, NUM_SOUND_FILES, sound_config_suffix,
 210                 sound_id_prefix, action_id_suffix, dummy,
 211                 dummy, ignore_sound_tokens);
 212 }
 213
 214 void InitLevelArtworkInfo()
 215 {
 216   LoadLevelArtworkInfo();
 217 }
 218
 219 void InitNetworkServer()
 220 {
 221 #if defined(PLATFORM_UNIX)
 222   int nr_wanted;
 223 #endif
 224
 225   if (!options.network)
 226     return;
 227
 228 #if defined(PLATFORM_UNIX)
 229   nr_wanted = Request("Choose player", REQ_PLAYER | REQ_STAY_CLOSED);
 230
 231   if (!ConnectToServer(options.server_host, options.server_port))
 232     Error(ERR_EXIT, "cannot connect to network game server");
 233
 234   SendToServer_PlayerName(setup.player_name);
 235   SendToServer_ProtocolVersion();
 236
 237   if (nr_wanted)
 238     SendToServer_NrWanted(nr_wanted);
 239 #endif
 240 }
 241
 242 static void InitMixer()
 243 {
 244   OpenAudio();
 245   StartMixer();
 246 }
 247
 248 static void ReinitializeGraphics()
 249 {
 250   InitElementGraphicInfo();             /* element game graphic mapping */
 251   InitElementSpecialGraphicInfo();      /* element special graphic mapping */
 252   InitGraphicInfo();                    /* graphic properties mapping */
 253
 254   InitElementSmallImages();             /* create editor and preview images */
 255   InitFontGraphicInfo();                /* initialize text drawing functions */
 256
 257   SetMainBackgroundImage(IMG_BACKGROUND);
 258   SetDoorBackgroundImage(IMG_BACKGROUND_DOOR);
 259
 260   InitGadgets();
 261   InitToons();
 262 }
 263
 264 static void ReinitializeSounds()
 265 {
 266   InitElementSoundInfo();       /* element game sound mapping */
 267   InitSoundInfo();              /* sound properties mapping */
 268
 269   InitPlaySoundLevel();         /* internal game sound settings */
 270 }
 271
 272 static void ReinitializeMusic()
 273 {
 274   /* currently nothing to do */
 275 }
 276
 277 static void InitImages()
 278 {
 279   ReloadCustomImages();
 280
 281   LoadCustomElementDescriptions();
 282   LoadSpecialMenuDesignSettings();
 283
 284   ReinitializeGraphics();
 285 }
 286
 287 static void InitSound()
 288 {
 289   InitReloadCustomSounds(artwork.snd_current->identifier);
 290   ReinitializeSounds();
 291 }
 292
 293 static void InitMusic()
 294 {
 295   InitReloadCustomMusic(artwork.mus_current->identifier);
 296   ReinitializeMusic();
 297 }
 298
 299 static void InitTileClipmasks()
 300 {
 301 #if 0
 302 #if defined(TARGET_X11)
 303   XGCValues clip_gc_values;
 304   unsigned long clip_gc_valuemask;
 305
 306 #if defined(TARGET_X11_NATIVE)
 307
 308 #if 0
 309   GC copy_clipmask_gc;
 310
 311   static struct
 312   {
 313     int start;
 314     int count;
 315   }
 316   tile_needs_clipping[] =
 317   {
 318     { GFX_SPIELER1_UP, 4 },
 319     { GFX_SPIELER1_DOWN, 4 },
 320     { GFX_SPIELER1_LEFT, 4 },
 321     { GFX_SPIELER1_RIGHT, 4 },
 322     { GFX_SPIELER1_PUSH_LEFT, 4 },
 323     { GFX_SPIELER1_PUSH_RIGHT, 4 },
 324     { GFX_SPIELER2_UP, 4 },
 325     { GFX_SPIELER2_DOWN, 4 },
 326     { GFX_SPIELER2_LEFT, 4 },
 327     { GFX_SPIELER2_RIGHT, 4 },
 328     { GFX_SPIELER2_PUSH_LEFT, 4 },
 329     { GFX_SPIELER2_PUSH_RIGHT, 4 },
 330     { GFX_SPIELER3_UP, 4 },
 331     { GFX_SPIELER3_DOWN, 4 },
 332     { GFX_SPIELER3_LEFT, 4 },
 333     { GFX_SPIELER3_RIGHT, 4 },
 334     { GFX_SPIELER3_PUSH_LEFT, 4 },
 335     { GFX_SPIELER3_PUSH_RIGHT, 4 },
 336     { GFX_SPIELER4_UP, 4 },
 337     { GFX_SPIELER4_DOWN, 4 },
 338     { GFX_SPIELER4_LEFT, 4 },
 339     { GFX_SPIELER4_RIGHT, 4 },
 340     { GFX_SPIELER4_PUSH_LEFT, 4 },
 341     { GFX_SPIELER4_PUSH_RIGHT, 4 },
 342     { GFX_SP_MURPHY, 1 },
 343     { GFX_MURPHY_GO_LEFT, 3 },
 344     { GFX_MURPHY_GO_RIGHT, 3 },
 345     { GFX_MURPHY_SNAP_UP, 1 },
 346     { GFX_MURPHY_SNAP_DOWN, 1 },
 347     { GFX_MURPHY_SNAP_RIGHT, 1 },
 348     { GFX_MURPHY_SNAP_LEFT, 1 },
 349     { GFX_MURPHY_PUSH_RIGHT, 1 },
 350     { GFX_MURPHY_PUSH_LEFT, 1 },
 351     { GFX_GEBLUBBER, 4 },
 352     { GFX_DYNAMIT, 7 },
 353     { GFX_DYNABOMB, 4 },
 354     { GFX_EXPLOSION, 8 },
 355     { GFX_SOKOBAN_OBJEKT, 1 },
 356     { GFX_FUNKELN_BLAU, 3 },
 357     { GFX_FUNKELN_WEISS, 3 },
 358     { GFX2_SHIELD_PASSIVE, 3 },
 359     { GFX2_SHIELD_ACTIVE, 3 },
 360     { -1, 0 }
 361   };
 362 #endif
 363
 364 #endif /* TARGET_X11_NATIVE */
 365 #endif /* TARGET_X11 */
 366
 367   int i;
 368
 369   /* initialize pixmap array for special X11 tile clipping to Pixmap 'None' */
 370   for (i=0; i<NUM_TILES; i++)
 371     tile_clipmask[i] = None;
 372
 373 #if defined(TARGET_X11)
 374   /* This stuff is needed because X11 (XSetClipOrigin(), to be precise) is
 375      often very slow when preparing a masked XCopyArea() for big Pixmaps.
 376      To prevent this, create small (tile-sized) mask Pixmaps which will then
 377      be set much faster with XSetClipOrigin() and speed things up a lot. */
 378
 379   clip_gc_values.graphics_exposures = False;
 380   clip_gc_valuemask = GCGraphicsExposures;
 381   tile_clip_gc = XCreateGC(display, window->drawable,
 382                            clip_gc_valuemask, &clip_gc_values);
 383
 384 #if 0
 385   for (i=0; i<NUM_BITMAPS; i++)
 386   {
 387     if (pix[i]->clip_mask)
 388     {
 389       clip_gc_values.graphics_exposures = False;
 390       clip_gc_values.clip_mask = pix[i]->clip_mask;
 391       clip_gc_valuemask = GCGraphicsExposures | GCClipMask;
 392       pix[i]->stored_clip_gc = XCreateGC(display, window->drawable,
 393                                          clip_gc_valuemask, &clip_gc_values);
 394     }
 395   }
 396 #endif
 397
 398 #if defined(TARGET_X11_NATIVE)
 399
 400 #if 0
 401   /* create graphic context structures needed for clipping */
 402   clip_gc_values.graphics_exposures = False;
 403   clip_gc_valuemask = GCGraphicsExposures;
 404   copy_clipmask_gc = XCreateGC(display, pix[PIX_BACK]->clip_mask,
 405                                clip_gc_valuemask, &clip_gc_values);
 406
 407   /* create only those clipping Pixmaps we really need */
 408   for (i=0; tile_needs_clipping[i].start>=0; i++)
 409   {
 410     int j;
 411
 412     for (j=0; j<tile_needs_clipping[i].count; j++)
 413     {
 414       int tile = tile_needs_clipping[i].start + j;
 415       int graphic = tile;
 416       int src_x, src_y;
 417       Bitmap *src_bitmap;
 418       Pixmap src_pixmap;
 419
 420       getGraphicSource(graphic, &src_bitmap, &src_x, &src_y);
 421       src_pixmap = src_bitmap->clip_mask;
 422
 423       tile_clipmask[tile] = XCreatePixmap(display, window->drawable,
 424                                           TILEX, TILEY, 1);
 425
 426       XCopyArea(display, src_pixmap, tile_clipmask[tile], copy_clipmask_gc,
 427                 src_x, src_y, TILEX, TILEY, 0, 0);
 428     }
 429   }
 430
 431   XFreeGC(display, copy_clipmask_gc);
 432 #endif
 433
 434 #endif /* TARGET_X11_NATIVE */
 435 #endif /* TARGET_X11 */
 436 #endif
 437 }
 438
 439 void FreeTileClipmasks()
 440 {
 441 #if 0
 442 #if defined(TARGET_X11)
 443   int i;
 444
 445   for (i=0; i<NUM_TILES; i++)
 446   {
 447     if (tile_clipmask[i] != None)
 448     {
 449       XFreePixmap(display, tile_clipmask[i]);
 450       tile_clipmask[i] = None;
 451     }
 452   }
 453
 454   if (tile_clip_gc)
 455     XFreeGC(display, tile_clip_gc);
 456   tile_clip_gc = None;
 457
 458 #if 0
 459   for (i=0; i<NUM_BITMAPS; i++)
 460   {
 461     if (pix[i] != NULL && pix[i]->stored_clip_gc)
 462     {
 463       XFreeGC(display, pix[i]->stored_clip_gc);
 464       pix[i]->stored_clip_gc = None;
 465     }
 466   }
 467 #endif
 468
 469 #endif /* TARGET_X11 */
 470 #endif
 471 }
 472
 473 void InitGfx()
 474 {
 475   char *filename_font_initial = NULL;
 476   Bitmap *bitmap_font_initial = NULL;
 477   int i, j;
 478
 479   /* determine settings for initial font (for displaying startup messages) */
 480   for (i=0; image_config[i].token != NULL; i++)
 481   {
 482     for (j=0; j < NUM_INITIAL_FONTS; j++)
 483     {
 484       char font_token[128];
 485       int len_font_token;
 486
 487       sprintf(font_token, "%s_%d", CONFIG_TOKEN_FONT_INITIAL, j + 1);
 488       len_font_token = strlen(font_token);
 489
 490       if (strcmp(image_config[i].token, font_token) == 0)
 491         filename_font_initial = image_config[i].value;
 492       else if (strlen(image_config[i].token) > len_font_token &&
 493                strncmp(image_config[i].token, font_token, len_font_token) == 0)
 494       {
 495         if (strcmp(&image_config[i].token[len_font_token], ".x") == 0)
 496           font_initial[j].src_x = atoi(image_config[i].value);
 497         else if (strcmp(&image_config[i].token[len_font_token], ".y") == 0)
 498           font_initial[j].src_y = atoi(image_config[i].value);
 499         else if (strcmp(&image_config[i].token[len_font_token], ".width") == 0)
 500           font_initial[j].width = atoi(image_config[i].value);
 501         else if (strcmp(&image_config[i].token[len_font_token],".height") == 0)
 502           font_initial[j].height = atoi(image_config[i].value);
 503       }
 504     }
 505   }
 506
 507   if (filename_font_initial == NULL)    /* should not happen */
 508     Error(ERR_EXIT, "cannot get filename for '%s'", CONFIG_TOKEN_FONT_INITIAL);
 509
 510   /* initialize screen properties */
 511   InitGfxFieldInfo(SX, SY, SXSIZE, SYSIZE,
 512                    REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE);
 513   InitGfxDoor1Info(DX, DY, DXSIZE, DYSIZE);
 514   InitGfxDoor2Info(VX, VY, VXSIZE, VYSIZE);
 515   InitGfxScrollbufferInfo(FXSIZE, FYSIZE);
 516
 517   /* create additional image buffers for double-buffering */
 518   bitmap_db_field = CreateBitmap(FXSIZE, FYSIZE, DEFAULT_DEPTH);
 519   bitmap_db_door  = CreateBitmap(3 * DXSIZE, DYSIZE + VYSIZE, DEFAULT_DEPTH);
 520
 521   bitmap_font_initial = LoadCustomImage(filename_font_initial);
 522
 523   for (j=0; j < NUM_INITIAL_FONTS; j++)
 524     font_initial[j].bitmap = bitmap_font_initial;
 525
 526   InitFontGraphicInfo();
 527
 528   DrawInitText(WINDOW_TITLE_STRING, 20, FC_YELLOW);
 529   DrawInitText(WINDOW_SUBTITLE_STRING, 50, FC_RED);
 530
 531   DrawInitText("Loading graphics:", 120, FC_GREEN);
 532
 533   InitTileClipmasks();
 534 }
 535
 536 void InitGfxBackground()
 537 {
 538   int x, y;
 539
 540   drawto = backbuffer;
 541   fieldbuffer = bitmap_db_field;
 542   SetDrawtoField(DRAW_BACKBUFFER);
 543
 544   BlitBitmap(graphic_info[IMG_GLOBAL_BORDER].bitmap, backbuffer,
 545              0, 0, WIN_XSIZE, WIN_YSIZE, 0, 0);
 546   ClearRectangle(backbuffer, REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE);
 547   ClearRectangle(bitmap_db_door, 0, 0, 3 * DXSIZE, DYSIZE + VYSIZE);
 548
 549   for (x=0; x<MAX_BUF_XSIZE; x++)
 550     for (y=0; y<MAX_BUF_YSIZE; y++)
 551       redraw[x][y] = 0;
 552   redraw_tiles = 0;
 553   redraw_mask = REDRAW_ALL;
 554 }
 555
 556 void ReloadCustomArtwork()
 557 {
 558   static char *leveldir_current_identifier = NULL;
 559   static boolean last_override_level_graphics = FALSE;
 560   static boolean last_override_level_sounds = FALSE;
 561   static boolean last_override_level_music = FALSE;
 562   /* identifier for new artwork; default: artwork configured in setup */
 563   char *gfx_new_identifier = artwork.gfx_current->identifier;
 564   char *snd_new_identifier = artwork.snd_current->identifier;
 565   char *mus_new_identifier = artwork.mus_current->identifier;
 566   boolean redraw_screen = FALSE;
 567
 568   if (leveldir_current_identifier == NULL)
 569     leveldir_current_identifier = leveldir_current->identifier;
 570
 571 #if 0
 572   printf("CURRENT GFX: '%s' ['%s']\n", artwork.gfx_current->identifier,
 573          leveldir_current->graphics_set);
 574   printf("CURRENT LEV: '%s' / '%s'\n", leveldir_current_identifier,
 575          leveldir_current->identifier);
 576 #endif
 577
 578 #if 0
 579   printf("graphics --> '%s' ('%s')\n",
 580          artwork.gfx_current_identifier, artwork.gfx_current->filename);
 581   printf("sounds   --> '%s' ('%s')\n",
 582          artwork.snd_current_identifier, artwork.snd_current->filename);
 583   printf("music    --> '%s' ('%s')\n",
 584          artwork.mus_current_identifier, artwork.mus_current->filename);
 585 #endif
 586
 587   /* leveldir_current may be invalid (level group, parent link) */
 588   if (!validLevelSeries(leveldir_current))
 589     return;
 590
 591   /* when a new level series was selected, check if there was a change
 592      in custom artwork stored in level series directory */
 593   if (leveldir_current_identifier != leveldir_current->identifier)
 594   {
 595     char *identifier_old = leveldir_current_identifier;
 596     char *identifier_new = leveldir_current->identifier;
 597
 598     if (getTreeInfoFromIdentifier(artwork.gfx_first, identifier_old) !=
 599         getTreeInfoFromIdentifier(artwork.gfx_first, identifier_new))
 600       gfx_new_identifier = identifier_new;
 601     if (getTreeInfoFromIdentifier(artwork.snd_first, identifier_old) !=
 602         getTreeInfoFromIdentifier(artwork.snd_first, identifier_new))
 603       snd_new_identifier = identifier_new;
 604     if (getTreeInfoFromIdentifier(artwork.mus_first, identifier_new) !=
 605         getTreeInfoFromIdentifier(artwork.mus_first, identifier_new))
 606       mus_new_identifier = identifier_new;
 607
 608     leveldir_current_identifier = leveldir_current->identifier;
 609   }
 610
 611   /* custom level artwork configured in level series configuration file
 612      always overrides custom level artwork stored in level series directory
 613      and (level independant) custom artwork configured in setup menue */
 614   if (leveldir_current->graphics_set != NULL)
 615     gfx_new_identifier = leveldir_current->graphics_set;
 616   if (leveldir_current->sounds_set != NULL)
 617     snd_new_identifier = leveldir_current->sounds_set;
 618   if (leveldir_current->music_set != NULL)
 619     mus_new_identifier = leveldir_current->music_set;
 620
 621   if (strcmp(artwork.gfx_current_identifier, gfx_new_identifier) != 0 ||
 622       last_override_level_graphics != setup.override_level_graphics)
 623   {
 624 #if 0
 625     printf("RELOADING GRAPHICS '%s' -> '%s' ('%s')\n",
 626            artwork.gfx_current_identifier,
 627            artwork.gfx_current->identifier,
 628            gfx_new_identifier);
 629 #endif
 630
 631     setLevelArtworkDir(artwork.gfx_first);
 632
 633     ClearRectangle(window, 0, 0, WIN_XSIZE, WIN_YSIZE);
 634
 635     InitImages();
 636
 637     FreeTileClipmasks();
 638     InitTileClipmasks();
 639
 640     artwork.gfx_current_identifier = artwork.gfx_current->identifier;
 641     last_override_level_graphics = setup.override_level_graphics;
 642
 643     redraw_screen = TRUE;
 644   }
 645
 646   if (strcmp(artwork.snd_current_identifier, snd_new_identifier) != 0 ||
 647       last_override_level_sounds != setup.override_level_sounds)
 648   {
 649 #if 0
 650     printf("RELOADING SOUNDS '%s' -> '%s' ('%s')\n",
 651            artwork.snd_current_identifier,
 652            artwork.snd_current->identifier,
 653            snd_new_identifier);
 654 #endif
 655
 656     /* set artwork path to send it to the sound server process */
 657     setLevelArtworkDir(artwork.snd_first);
 658
 659     InitReloadCustomSounds(snd_new_identifier);
 660     ReinitializeSounds();
 661
 662     artwork.snd_current_identifier = artwork.snd_current->identifier;
 663     last_override_level_sounds = setup.override_level_sounds;
 664
 665     redraw_screen = TRUE;
 666   }
 667
 668   if (strcmp(artwork.mus_current_identifier, mus_new_identifier) != 0 ||
 669       last_override_level_music != setup.override_level_music)
 670   {
 671     /* set artwork path to send it to the sound server process */
 672     setLevelArtworkDir(artwork.mus_first);
 673
 674     InitReloadCustomMusic(mus_new_identifier);
 675     ReinitializeMusic();
 676
 677     artwork.mus_current_identifier = artwork.mus_current->identifier;
 678     last_override_level_music = setup.override_level_music;
 679
 680     redraw_screen = TRUE;
 681   }
 682
 683   if (redraw_screen)
 684   {
 685     InitGfxBackground();
 686
 687     /* force redraw of (open or closed) door graphics */
 688     SetDoorState(DOOR_OPEN_ALL);
 689     CloseDoor(DOOR_CLOSE_ALL | DOOR_NO_DELAY);
 690   }
 691 }
 692
 693 void FreeGadgets()
 694 {
 695   FreeLevelEditorGadgets();
 696   FreeGameButtons();
 697   FreeTapeButtons();
 698   FreeToolButtons();
 699   FreeScreenGadgets();
 700 }
 701
 702 void InitGadgets()
 703 {
 704   static boolean gadgets_initialized = FALSE;
 705
 706   if (gadgets_initialized)
 707     FreeGadgets();
 708
 709   CreateLevelEditorGadgets();
 710   CreateGameButtons();
 711   CreateTapeButtons();
 712   CreateToolButtons();
 713   CreateScreenGadgets();
 714
 715   gadgets_initialized = TRUE;
 716 }
 717
 718 void InitElementSmallImages()
 719 {
 720   struct PropertyMapping *property_mapping = getImageListPropertyMapping();
 721   int num_property_mappings = getImageListPropertyMappingSize();
 722   int i;
 723
 724   /* initialize normal images from static configuration */
 725   for (i=0; element_to_graphic[i].element > -1; i++)
 726     CreateImageWithSmallImages(element_to_graphic[i].graphic);
 727
 728   /* initialize special images from static configuration */
 729   for (i=0; element_to_special_graphic[i].element > -1; i++)
 730     CreateImageWithSmallImages(element_to_special_graphic[i].graphic);
 731
 732   /* initialize images from dynamic configuration */
 733   for (i=0; i < num_property_mappings; i++)
 734     if (property_mapping[i].artwork_index < MAX_NUM_ELEMENTS)
 735       CreateImageWithSmallImages(property_mapping[i].artwork_index);
 736 }
 737
 738 static int getFontBitmapID(int font_nr)
 739 {
 740   if (game_status == LEVELED)
 741     return font_info[font_nr].special_bitmap_id[GFX_SPECIAL_ARG_EDITOR];
 742   else
 743     return font_nr;
 744 }
 745
 746 void InitFontGraphicInfo()
 747 {
 748   static struct FontBitmapInfo *font_bitmap_info = NULL;
 749   struct PropertyMapping *property_mapping = getImageListPropertyMapping();
 750   int num_property_mappings = getImageListPropertyMappingSize();
 751   int num_font_bitmaps = NUM_FONTS;
 752   int i, j;
 753
 754   if (graphic_info == NULL)             /* still at startup phase */
 755   {
 756     InitFontInfo(font_initial, NUM_INITIAL_FONTS, getFontBitmapID);
 757
 758     return;
 759   }
 760
 761   /* ---------- initialize font graphic definitions ---------- */
 762
 763   /* always start with reliable default values (normal font graphics) */
 764   for (i=0; i < NUM_FONTS; i++)
 765     font_info[i].graphic = FONT_INITIAL_1;
 766
 767   /* initialize normal font/graphic mapping from static configuration */
 768   for (i=0; font_to_graphic[i].font_nr > -1; i++)
 769   {
 770     int font_nr = font_to_graphic[i].font_nr;
 771     int special = font_to_graphic[i].special;
 772     int graphic = font_to_graphic[i].graphic;
 773
 774     if (special != -1)
 775       continue;
 776
 777     font_info[font_nr].graphic = graphic;
 778   }
 779
 780   /* always start with reliable default values (special font graphics) */
 781   for (i=0; i < NUM_FONTS; i++)
 782   {
 783     for (j=0; j < NUM_SPECIAL_GFX_ARGS; j++)
 784     {
 785       font_info[i].special_graphic[j] = font_info[i].graphic;
 786       font_info[i].special_bitmap_id[j] = i;
 787     }
 788   }
 789
 790   /* initialize special font/graphic mapping from static configuration */
 791   for (i=0; font_to_graphic[i].font_nr > -1; i++)
 792   {
 793     int font_nr = font_to_graphic[i].font_nr;
 794     int special = font_to_graphic[i].special;
 795     int graphic = font_to_graphic[i].graphic;
 796
 797     if (special >= 0 && special < NUM_SPECIAL_GFX_ARGS)
 798     {
 799       font_info[font_nr].special_graphic[special] = graphic;
 800       font_info[font_nr].special_bitmap_id[special] = num_font_bitmaps;
 801       num_font_bitmaps++;
 802     }
 803   }
 804
 805   /* initialize special element/graphic mapping from dynamic configuration */
 806   for (i=0; i < num_property_mappings; i++)
 807   {
 808     int font_nr = property_mapping[i].base_index - MAX_NUM_ELEMENTS;
 809     int special = property_mapping[i].ext3_index;
 810     int graphic = property_mapping[i].artwork_index;
 811
 812     if (font_nr < 0)
 813       continue;
 814
 815     if (special >= 0 && special < NUM_SPECIAL_GFX_ARGS)
 816     {
 817       font_info[font_nr].special_graphic[special] = graphic;
 818       font_info[font_nr].special_bitmap_id[special] = num_font_bitmaps;
 819       num_font_bitmaps++;
 820     }
 821   }
 822
 823   /* ---------- initialize font bitmap array ---------- */
 824
 825   if (font_bitmap_info != NULL)
 826     free(font_bitmap_info);
 827
 828   font_bitmap_info =
 829     checked_calloc(num_font_bitmaps * sizeof(struct FontBitmapInfo));
 830
 831   /* ---------- initialize font bitmap definitions ---------- */
 832
 833   for (i=0; i < NUM_FONTS; i++)
 834   {
 835     if (i < NUM_INITIAL_FONTS)
 836     {
 837       font_bitmap_info[i] = font_initial[i];
 838       continue;
 839     }
 840
 841     for (j=0; j < NUM_SPECIAL_GFX_ARGS; j++)
 842     {
 843       int font_bitmap_id = font_info[i].special_bitmap_id[j];
 844       int graphic = font_info[i].special_graphic[j];
 845
 846       /* copy font relevant information from graphics information */
 847       font_bitmap_info[font_bitmap_id].bitmap = graphic_info[graphic].bitmap;
 848       font_bitmap_info[font_bitmap_id].src_x  = graphic_info[graphic].src_x;
 849       font_bitmap_info[font_bitmap_id].src_y  = graphic_info[graphic].src_y;
 850       font_bitmap_info[font_bitmap_id].width  = graphic_info[graphic].width;
 851       font_bitmap_info[font_bitmap_id].height = graphic_info[graphic].height;
 852       font_bitmap_info[font_bitmap_id].draw_x = graphic_info[graphic].draw_x;
 853       font_bitmap_info[font_bitmap_id].draw_y = graphic_info[graphic].draw_y;
 854     }
 855   }
 856
 857   InitFontInfo(font_bitmap_info, num_font_bitmaps, getFontBitmapID);
 858 }
 859
 860 void InitElementGraphicInfo()
 861 {
 862   struct PropertyMapping *property_mapping = getImageListPropertyMapping();
 863   int num_property_mappings = getImageListPropertyMappingSize();
 864   int i, act, dir;
 865
 866   /* set values to -1 to identify later as "uninitialized" values */
 867   for (i=0; i<MAX_NUM_ELEMENTS; i++)
 868   {
 869     for (act=0; act<NUM_ACTIONS; act++)
 870     {
 871       element_info[i].graphic[act] = -1;
 872
 873       for (dir=0; dir<NUM_DIRECTIONS; dir++)
 874         element_info[i].direction_graphic[act][dir] = -1;
 875     }
 876   }
 877
 878   /* initialize normal element/graphic mapping from static configuration */
 879   for (i=0; element_to_graphic[i].element > -1; i++)
 880   {
 881     int element   = element_to_graphic[i].element;
 882     int action    = element_to_graphic[i].action;
 883     int direction = element_to_graphic[i].direction;
 884     int graphic   = element_to_graphic[i].graphic;
 885
 886     if (action < 0)
 887       action = ACTION_DEFAULT;
 888
 889     if (direction > -1)
 890       element_info[element].direction_graphic[action][direction] = graphic;
 891     else
 892       element_info[element].graphic[action] = graphic;
 893   }
 894
 895   /* initialize normal element/graphic mapping from dynamic configuration */
 896   for (i=0; i < num_property_mappings; i++)
 897   {
 898     int element   = property_mapping[i].base_index;
 899     int action    = property_mapping[i].ext1_index;
 900     int direction = property_mapping[i].ext2_index;
 901     int special   = property_mapping[i].ext3_index;
 902     int graphic   = property_mapping[i].artwork_index;
 903
 904     if (element >= MAX_NUM_ELEMENTS || special != -1)
 905       continue;
 906
 907     if (action < 0)
 908       action = ACTION_DEFAULT;
 909
 910     if (direction > -1)
 911       element_info[element].direction_graphic[action][direction] = graphic;
 912     else
 913       element_info[element].graphic[action] = graphic;
 914   }
 915
 916   /* now set all '-1' values to element specific default values */
 917   for (i=0; i<MAX_NUM_ELEMENTS; i++)
 918   {
 919     int default_action_graphic = element_info[i].graphic[ACTION_DEFAULT];
 920     int default_action_direction_graphic[NUM_DIRECTIONS];
 921
 922     if (default_action_graphic == -1)
 923       default_action_graphic = IMG_CHAR_QUESTION;
 924
 925     for (dir=0; dir<NUM_DIRECTIONS; dir++)
 926     {
 927       default_action_direction_graphic[dir] =
 928         element_info[i].direction_graphic[ACTION_DEFAULT][dir];
 929
 930       if (default_action_direction_graphic[dir] == -1)
 931         default_action_direction_graphic[dir] = default_action_graphic;
 932     }
 933
 934     for (act=0; act<NUM_ACTIONS; act++)
 935     {
 936       for (dir=0; dir<NUM_DIRECTIONS; dir++)
 937       {
 938         int default_direction_graphic = element_info[i].graphic[act];
 939
 940         /* no graphic for current action -- use default direction graphic */
 941         if (default_direction_graphic == -1)
 942           default_direction_graphic = default_action_direction_graphic[dir];
 943
 944         if (element_info[i].direction_graphic[act][dir] == -1)
 945           element_info[i].direction_graphic[act][dir] =
 946             default_direction_graphic;
 947       }
 948
 949       /* no graphic for this specific action -- use default action graphic */
 950       if (element_info[i].graphic[act] == -1)
 951         element_info[i].graphic[act] = default_action_graphic;
 952     }
 953   }
 954
 955 #if 0
 956 #if DEBUG
 957   if (options.verbose)
 958   {
 959     for (i=0; i<MAX_NUM_ELEMENTS; i++)
 960       if (element_info[i].graphic[ACTION_DEFAULT] == IMG_CHAR_QUESTION &&
 961           i != EL_CHAR_QUESTION)
 962         Error(ERR_RETURN, "warning: no graphic for element '%s' (%d)",
 963               element_info[i].token_name, i);
 964   }
 965 #endif
 966 #endif
 967 }
 968
 969 void InitElementSpecialGraphicInfo()
 970 {
 971   struct PropertyMapping *property_mapping = getImageListPropertyMapping();
 972   int num_property_mappings = getImageListPropertyMappingSize();
 973   int i, j;
 974
 975   /* always start with reliable default values */
 976   for (i=0; i < MAX_NUM_ELEMENTS; i++)
 977     for (j=0; j < NUM_SPECIAL_GFX_ARGS; j++)
 978       element_info[i].special_graphic[j] =
 979         element_info[i].graphic[ACTION_DEFAULT];
 980
 981   /* initialize special element/graphic mapping from static configuration */
 982   for (i=0; element_to_special_graphic[i].element > -1; i++)
 983   {
 984     int element = element_to_special_graphic[i].element;
 985     int special = element_to_special_graphic[i].special;
 986     int graphic = element_to_special_graphic[i].graphic;
 987     boolean base_redefined = getImageListEntry(el2img(element))->redefined;
 988     boolean special_redefined = getImageListEntry(graphic)->redefined;
 989
 990     if (base_redefined && !special_redefined)
 991       continue;
 992
 993     element_info[element].special_graphic[special] = graphic;
 994   }
 995
 996   /* initialize special element/graphic mapping from dynamic configuration */
 997   for (i=0; i < num_property_mappings; i++)
 998   {
 999     int element = property_mapping[i].base_index;
1000     int special = property_mapping[i].ext3_index;
1001     int graphic = property_mapping[i].artwork_index;
1002
1003     if (element >= MAX_NUM_ELEMENTS)
1004       continue;
1005
1006     if (special >= 0 && special < NUM_SPECIAL_GFX_ARGS)
1007       element_info[element].special_graphic[special] = graphic;
1008   }
1009 }
1010
1011 static void set_graphic_parameters(int graphic, char **parameter_raw)
1012 {
1013   Bitmap *src_bitmap = getBitmapFromImageID(graphic);
1014   int num_xtiles = (src_bitmap ? src_bitmap->width          : TILEX) / TILEX;
1015   int num_ytiles = (src_bitmap ? src_bitmap->height * 2 / 3 : TILEY) / TILEY;
1016   int parameter[NUM_GFX_ARGS];
1017   int i;
1018
1019   /* get integer values from string parameters */
1020   for (i=0; i < NUM_GFX_ARGS; i++)
1021     parameter[i] =
1022       get_parameter_value(image_config_suffix[i].type, parameter_raw[i]);
1023
1024   graphic_info[graphic].bitmap = src_bitmap;
1025
1026   /* start with reliable default values */
1027   graphic_info[graphic].src_x = 0;
1028   graphic_info[graphic].src_y = 0;
1029   graphic_info[graphic].width = TILEX;
1030   graphic_info[graphic].height = TILEY;
1031   graphic_info[graphic].offset_x = 0;   /* one or both of these values ... */
1032   graphic_info[graphic].offset_y = 0;   /* ... will be corrected later */
1033
1034   /* optional x and y tile position of animation frame sequence */
1035   if (parameter[GFX_ARG_XPOS] != ARG_UNDEFINED_VALUE)
1036     graphic_info[graphic].src_x = parameter[GFX_ARG_XPOS] * TILEX;
1037   if (parameter[GFX_ARG_YPOS] != ARG_UNDEFINED_VALUE)
1038     graphic_info[graphic].src_y = parameter[GFX_ARG_YPOS] * TILEY;
1039
1040   /* optional x and y pixel position of animation frame sequence */
1041   if (parameter[GFX_ARG_X] != ARG_UNDEFINED_VALUE)
1042     graphic_info[graphic].src_x = parameter[GFX_ARG_X];
1043   if (parameter[GFX_ARG_Y] != ARG_UNDEFINED_VALUE)
1044     graphic_info[graphic].src_y = parameter[GFX_ARG_Y];
1045
1046   /* optional width and height of each animation frame */
1047   if (parameter[GFX_ARG_WIDTH] != ARG_UNDEFINED_VALUE)
1048     graphic_info[graphic].width = parameter[GFX_ARG_WIDTH];
1049   if (parameter[GFX_ARG_HEIGHT] != ARG_UNDEFINED_VALUE)
1050     graphic_info[graphic].height = parameter[GFX_ARG_HEIGHT];
1051
1052   /* correct x or y offset dependant of vertical or horizontal frame order */
1053   if (parameter[GFX_ARG_VERTICAL])      /* frames are ordered vertically */
1054   {
1055     if (parameter[GFX_ARG_OFFSET] != ARG_UNDEFINED_VALUE)
1056       graphic_info[graphic].offset_y = parameter[GFX_ARG_OFFSET];
1057     else
1058       graphic_info[graphic].offset_y = graphic_info[graphic].height;
1059   }
1060   else                                  /* frames are ordered horizontally */
1061   {
1062     if (parameter[GFX_ARG_OFFSET] != ARG_UNDEFINED_VALUE)
1063       graphic_info[graphic].offset_x = parameter[GFX_ARG_OFFSET];
1064     else
1065       graphic_info[graphic].offset_x = graphic_info[graphic].width;
1066   }
1067
1068   /* optionally, the x and y offset of frames can be specified directly */
1069   if (parameter[GFX_ARG_XOFFSET] != ARG_UNDEFINED_VALUE)
1070     graphic_info[graphic].offset_x = parameter[GFX_ARG_XOFFSET];
1071   if (parameter[GFX_ARG_YOFFSET] != ARG_UNDEFINED_VALUE)
1072     graphic_info[graphic].offset_y = parameter[GFX_ARG_YOFFSET];
1073
1074   /* automatically determine correct number of frames, if not defined */
1075   if (parameter[GFX_ARG_FRAMES] != ARG_UNDEFINED_VALUE)
1076     graphic_info[graphic].anim_frames = parameter[GFX_ARG_FRAMES];
1077   else if (parameter[GFX_ARG_XPOS] == 0 && !parameter[GFX_ARG_VERTICAL])
1078     graphic_info[graphic].anim_frames = num_xtiles;
1079   else if (parameter[GFX_ARG_YPOS] == 0 && parameter[GFX_ARG_VERTICAL])
1080     graphic_info[graphic].anim_frames = num_ytiles;
1081   else
1082     graphic_info[graphic].anim_frames = 1;
1083
1084   graphic_info[graphic].anim_delay = parameter[GFX_ARG_DELAY];
1085   if (graphic_info[graphic].anim_delay == 0)    /* delay must be at least 1 */
1086     graphic_info[graphic].anim_delay = 1;
1087
1088   /* set mode for animation frame order */
1089   if (parameter[GFX_ARG_MODE_LOOP])
1090     graphic_info[graphic].anim_mode = ANIM_LOOP;
1091   else if (parameter[GFX_ARG_MODE_LINEAR])
1092     graphic_info[graphic].anim_mode = ANIM_LINEAR;
1093   else if (parameter[GFX_ARG_MODE_PINGPONG])
1094     graphic_info[graphic].anim_mode = ANIM_PINGPONG;
1095   else if (parameter[GFX_ARG_MODE_PINGPONG2])
1096     graphic_info[graphic].anim_mode = ANIM_PINGPONG2;
1097   else if (parameter[GFX_ARG_MODE_RANDOM])
1098     graphic_info[graphic].anim_mode = ANIM_RANDOM;
1099   else if (graphic_info[graphic].anim_frames > 1)
1100     graphic_info[graphic].anim_mode = ANIM_LOOP;
1101   else
1102     graphic_info[graphic].anim_mode = ANIM_NONE;
1103
1104   /* set additional flag to play animation frames in reverse order */
1105   if (parameter[GFX_ARG_MODE_REVERSE])
1106     graphic_info[graphic].anim_mode |= ANIM_REVERSE;
1107
1108   /* automatically determine correct start frame, if not defined */
1109   if (parameter[GFX_ARG_START_FRAME] == ARG_UNDEFINED_VALUE)
1110     graphic_info[graphic].anim_start_frame = 0;
1111   else if (graphic_info[graphic].anim_mode & ANIM_REVERSE)
1112     graphic_info[graphic].anim_start_frame =
1113       graphic_info[graphic].anim_frames - parameter[GFX_ARG_START_FRAME] - 1;
1114   else
1115     graphic_info[graphic].anim_start_frame = parameter[GFX_ARG_START_FRAME];
1116
1117   /* animation synchronized with global frame counter, not move position */
1118   graphic_info[graphic].anim_global_sync = parameter[GFX_ARG_GLOBAL_SYNC];
1119
1120   /* this is only used for toon animations */
1121   graphic_info[graphic].step_offset = parameter[GFX_ARG_STEP_OFFSET];
1122   graphic_info[graphic].step_delay  = parameter[GFX_ARG_STEP_DELAY];
1123
1124   /* this is only used for drawing font characters */
1125   graphic_info[graphic].draw_x = parameter[GFX_ARG_DRAW_XOFFSET];
1126   graphic_info[graphic].draw_y = parameter[GFX_ARG_DRAW_YOFFSET];
1127 }
1128
1129 static void InitGraphicInfo()
1130 {
1131   int fallback_graphic = IMG_CHAR_EXCLAM;
1132   struct FileInfo *fallback_image = getImageListEntry(fallback_graphic);
1133   Bitmap *fallback_bitmap = getBitmapFromImageID(fallback_graphic);
1134   int num_images = getImageListSize();
1135   int i;
1136
1137 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
1138   static boolean clipmasks_initialized = FALSE;
1139   Pixmap src_pixmap;
1140   XGCValues clip_gc_values;
1141   unsigned long clip_gc_valuemask;
1142   GC copy_clipmask_gc = None;
1143 #endif
1144
1145   if (graphic_info != NULL)
1146     free(graphic_info);
1147
1148   graphic_info = checked_calloc(num_images * sizeof(struct GraphicInfo));
1149
1150 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
1151   if (clipmasks_initialized)
1152   {
1153     for (i=0; i<num_images; i++)
1154     {
1155       if (graphic_info[i].clip_mask)
1156         XFreePixmap(display, graphic_info[i].clip_mask);
1157       if (graphic_info[i].clip_gc)
1158         XFreeGC(display, graphic_info[i].clip_gc);
1159
1160       graphic_info[i].clip_mask = None;
1161       graphic_info[i].clip_gc = None;
1162     }
1163   }
1164 #endif
1165
1166   for (i=0; i<num_images; i++)
1167   {
1168     struct FileInfo *image = getImageListEntry(i);
1169     Bitmap *src_bitmap;
1170     int src_x, src_y;
1171     int first_frame, last_frame;
1172
1173     set_graphic_parameters(i, image->parameter);
1174
1175     /* now check if no animation frames are outside of the loaded image */
1176
1177     if (graphic_info[i].bitmap == NULL)
1178       continue;         /* skip check for optional images that are undefined */
1179
1180     first_frame = 0;
1181     getGraphicSource(i, first_frame, &src_bitmap, &src_x, &src_y);
1182     if (src_x < 0 || src_y < 0 ||
1183         src_x + TILEX > src_bitmap->width ||
1184         src_y + TILEY > src_bitmap->height)
1185     {
1186       Error(ERR_RETURN_LINE, "-");
1187       Error(ERR_RETURN, "warning: error found in config file:");
1188       Error(ERR_RETURN, "- config file: '%s'",
1189             getImageConfigFilename());
1190       Error(ERR_RETURN, "- config token: '%s'",
1191             getTokenFromImageID(i));
1192       Error(ERR_RETURN, "- image file: '%s'",
1193             src_bitmap->source_filename);
1194       Error(ERR_RETURN,
1195             "error: first animation frame out of bounds (%d, %d)",
1196             src_x, src_y);
1197       Error(ERR_RETURN, "custom graphic rejected for this element/action");
1198
1199       if (i == fallback_graphic)
1200         Error(ERR_EXIT, "fatal error: no fallback graphic available");
1201
1202       Error(ERR_RETURN, "fallback done to 'char_exclam' for this graphic");
1203       Error(ERR_RETURN_LINE, "-");
1204
1205       set_graphic_parameters(i, fallback_image->default_parameter);
1206       graphic_info[i].bitmap = fallback_bitmap;
1207     }
1208
1209     last_frame = graphic_info[i].anim_frames - 1;
1210     getGraphicSource(i, last_frame, &src_bitmap, &src_x, &src_y);
1211     if (src_x < 0 || src_y < 0 ||
1212         src_x + TILEX > src_bitmap->width ||
1213         src_y + TILEY > src_bitmap->height)
1214     {
1215       Error(ERR_RETURN_LINE, "-");
1216       Error(ERR_RETURN, "warning: error found in config file:");
1217       Error(ERR_RETURN, "- config file: '%s'",
1218             getImageConfigFilename());
1219       Error(ERR_RETURN, "- config token: '%s'",
1220             getTokenFromImageID(i));
1221       Error(ERR_RETURN, "- image file: '%s'",
1222             src_bitmap->source_filename);
1223       Error(ERR_RETURN,
1224             "error: last animation frame (%d) out of bounds (%d, %d)",
1225             last_frame, src_x, src_y);
1226       Error(ERR_RETURN, "custom graphic rejected for this element/action");
1227
1228       if (i == fallback_graphic)
1229         Error(ERR_EXIT, "fatal error: no fallback graphic available");
1230
1231       Error(ERR_RETURN, "fallback done to 'char_exclam' for this graphic");
1232       Error(ERR_RETURN_LINE, "-");
1233
1234       set_graphic_parameters(i, fallback_image->default_parameter);
1235       graphic_info[i].bitmap = fallback_bitmap;
1236     }
1237
1238 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
1239     /* currently we need only a tile clip mask from the first frame */
1240     getGraphicSource(i, first_frame, &src_bitmap, &src_x, &src_y);
1241
1242     if (copy_clipmask_gc == None)
1243     {
1244       clip_gc_values.graphics_exposures = False;
1245       clip_gc_valuemask = GCGraphicsExposures;
1246       copy_clipmask_gc = XCreateGC(display, src_bitmap->clip_mask,
1247                                    clip_gc_valuemask, &clip_gc_values);
1248     }
1249
1250     graphic_info[i].clip_mask =
1251       XCreatePixmap(display, window->drawable, TILEX, TILEY, 1);
1252
1253     src_pixmap = src_bitmap->clip_mask;
1254     XCopyArea(display, src_pixmap, graphic_info[i].clip_mask,
1255               copy_clipmask_gc, src_x, src_y, TILEX, TILEY, 0, 0);
1256
1257     clip_gc_values.graphics_exposures = False;
1258     clip_gc_values.clip_mask = graphic_info[i].clip_mask;
1259     clip_gc_valuemask = GCGraphicsExposures | GCClipMask;
1260
1261     graphic_info[i].clip_gc =
1262       XCreateGC(display, window->drawable, clip_gc_valuemask, &clip_gc_values);
1263 #endif
1264   }
1265
1266 #if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
1267   if (copy_clipmask_gc)
1268     XFreeGC(display, copy_clipmask_gc);
1269
1270   clipmasks_initialized = TRUE;
1271 #endif
1272 }
1273
1274 static void InitElementSoundInfo()
1275 {
1276   /* !!! soon to come !!! */
1277 }
1278
1279 static void set_sound_parameters(int sound, char **parameter_raw)
1280 {
1281   int parameter[NUM_SND_ARGS];
1282   int i;
1283
1284   /* get integer values from string parameters */
1285   for (i=0; i < NUM_SND_ARGS; i++)
1286     parameter[i] =
1287       get_parameter_value(sound_config_suffix[i].type, parameter_raw[i]);
1288
1289   /* explicit loop mode setting in configuration overrides default value */
1290   if (parameter[SND_ARG_MODE_LOOP] != ARG_UNDEFINED_VALUE)
1291     sound_info[sound].loop = parameter[SND_ARG_MODE_LOOP];
1292 }
1293
1294 static void InitSoundInfo()
1295 {
1296   struct PropertyMapping *property_mapping = getSoundListPropertyMapping();
1297   int num_property_mappings = getSoundListPropertyMappingSize();
1298   int *sound_effect_properties;
1299   int num_sounds = getSoundListSize();
1300   int i, j;
1301
1302   if (sound_info != NULL)
1303     free(sound_info);
1304
1305   sound_effect_properties = checked_calloc(num_sounds * sizeof(int));
1306   sound_info = checked_calloc(num_sounds * sizeof(struct SoundInfo));
1307
1308   /* initialize sound effect for all elements to "no sound" */
1309   for (i=0; i<MAX_NUM_ELEMENTS; i++)
1310     for (j=0; j<NUM_ACTIONS; j++)
1311       element_info[i].sound[j] = SND_UNDEFINED;
1312
1313   for (i=0; i<num_sounds; i++)
1314   {
1315     struct FileInfo *sound = getSoundListEntry(i);
1316     int len_effect_text = strlen(sound->token);
1317
1318     sound_effect_properties[i] = ACTION_OTHER;
1319     sound_info[i].loop = FALSE;
1320
1321     /* determine all loop sounds and identify certain sound classes */
1322
1323     for (j=0; element_action_info[j].suffix; j++)
1324     {
1325       int len_action_text = strlen(element_action_info[j].suffix);
1326
1327       if (len_action_text < len_effect_text &&
1328           strcmp(&sound->token[len_effect_text - len_action_text],
1329                  element_action_info[j].suffix) == 0)
1330       {
1331         sound_effect_properties[i] = element_action_info[j].value;
1332
1333         if (element_action_info[j].is_loop_sound)
1334           sound_info[i].loop = TRUE;
1335       }
1336     }
1337
1338     /* associate elements and some selected sound actions */
1339
1340     for (j=0; j<MAX_NUM_ELEMENTS; j++)
1341     {
1342       if (element_info[j].sound_class_name)
1343       {
1344         int len_class_text = strlen(element_info[j].sound_class_name);
1345
1346         if (len_class_text + 1 < len_effect_text &&
1347             strncmp(sound->token,
1348                     element_info[j].sound_class_name, len_class_text) == 0 &&
1349             sound->token[len_class_text] == '.')
1350         {
1351           int sound_action_value = sound_effect_properties[i];
1352
1353           element_info[j].sound[sound_action_value] = i;
1354         }
1355       }
1356     }
1357
1358     set_sound_parameters(i, sound->parameter);
1359   }
1360
1361   free(sound_effect_properties);
1362
1363   /* initialize element/sound mapping from dynamic configuration */
1364   for (i=0; i < num_property_mappings; i++)
1365   {
1366     int element   = property_mapping[i].base_index;
1367     int action    = property_mapping[i].ext1_index;
1368     int sound     = property_mapping[i].artwork_index;
1369
1370     if (action < 0)
1371       action = ACTION_DEFAULT;
1372
1373     element_info[element].sound[action] = sound;
1374   }
1375
1376 #if 0
1377   /* TEST ONLY */
1378   {
1379     int element = EL_CUSTOM_11;
1380     int j = 0;
1381
1382     while (element_action_info[j].suffix)
1383     {
1384       printf("element %d, sound action '%s'  == %d\n",
1385              element, element_action_info[j].suffix,
1386              element_info[element].sound[j]);
1387       j++;
1388     }
1389   }
1390
1391   PlaySoundLevelElementAction(0,0, EL_CUSTOM_11, ACTION_PUSHING);
1392 #endif
1393
1394 #if 0
1395   /* TEST ONLY */
1396   {
1397     int element = EL_SAND;
1398     int sound_action = ACTION_DIGGING;
1399     int j = 0;
1400
1401     while (element_action_info[j].suffix)
1402     {
1403       if (element_action_info[j].value == sound_action)
1404         printf("element %d, sound action '%s'  == %d\n",
1405                element, element_action_info[j].suffix,
1406                element_info[element].sound[sound_action]);
1407       j++;
1408     }
1409   }
1410 #endif
1411 }
1412
1413 void InitElementProperties()
1414 {
1415   int i, j;
1416
1417   static int ep_amoebalive[] =
1418   {
1419     EL_AMOEBA_WET,
1420     EL_AMOEBA_DRY,
1421     EL_AMOEBA_FULL,
1422     EL_BD_AMOEBA
1423   };
1424   static int ep_amoebalive_num = SIZEOF_ARRAY_INT(ep_amoebalive);
1425
1426   static int ep_amoeboid[] =
1427   {
1428     EL_AMOEBA_DEAD,
1429     EL_AMOEBA_WET,
1430     EL_AMOEBA_DRY,
1431     EL_AMOEBA_FULL,
1432     EL_BD_AMOEBA
1433   };
1434   static int ep_amoeboid_num = SIZEOF_ARRAY_INT(ep_amoeboid);
1435
1436   static int ep_schluessel[] =
1437   {
1438     EL_KEY1,
1439     EL_KEY2,
1440     EL_KEY3,
1441     EL_KEY4,
1442     EL_EM_KEY1,
1443     EL_EM_KEY2,
1444     EL_EM_KEY3,
1445     EL_EM_KEY4
1446   };
1447   static int ep_schluessel_num = SIZEOF_ARRAY_INT(ep_schluessel);
1448
1449   static int ep_pforte[] =
1450   {
1451     EL_GATE1,
1452     EL_GATE2,
1453     EL_GATE3,
1454     EL_GATE4,
1455     EL_GATE1_GRAY,
1456     EL_GATE2_GRAY,
1457     EL_GATE3_GRAY,
1458     EL_GATE4_GRAY,
1459     EL_EM_GATE1,
1460     EL_EM_GATE2,
1461     EL_EM_GATE3,
1462     EL_EM_GATE4,
1463     EL_EM_GATE1_GRAY,
1464     EL_EM_GATE2_GRAY,
1465     EL_EM_GATE3_GRAY,
1466     EL_EM_GATE4_GRAY,
1467     EL_SWITCHGATE_OPEN,
1468     EL_SWITCHGATE_OPENING,
1469     EL_SWITCHGATE_CLOSED,
1470     EL_SWITCHGATE_CLOSING,
1471     EL_TIMEGATE_OPEN,
1472     EL_TIMEGATE_OPENING,
1473     EL_TIMEGATE_CLOSED,
1474     EL_TIMEGATE_CLOSING,
1475     EL_TUBE_ALL,
1476     EL_TUBE_VERTICAL,
1477     EL_TUBE_HORIZONTAL,
1478     EL_TUBE_VERTICAL_LEFT,
1479     EL_TUBE_VERTICAL_RIGHT,
1480     EL_TUBE_HORIZONTAL_UP,
1481     EL_TUBE_HORIZONTAL_DOWN,
1482     EL_TUBE_LEFT_UP,
1483     EL_TUBE_LEFT_DOWN,
1484     EL_TUBE_RIGHT_UP,
1485     EL_TUBE_RIGHT_DOWN
1486   };
1487   static int ep_pforte_num = SIZEOF_ARRAY_INT(ep_pforte);
1488
1489   static int ep_solid[] =
1490   {
1491     EL_WALL,
1492     EL_WALL_GROWING,
1493     EL_WALL_GROWING_X,
1494     EL_WALL_GROWING_Y,
1495     EL_WALL_GROWING_XY,
1496     EL_BD_WALL,
1497     EL_WALL_CRUMBLED,
1498     EL_EXIT_CLOSED,
1499     EL_EXIT_OPENING,
1500     EL_EXIT_OPEN,
1501     EL_AMOEBA_DEAD,
1502     EL_AMOEBA_WET,
1503     EL_AMOEBA_DRY,
1504     EL_AMOEBA_FULL,
1505     EL_BD_AMOEBA,
1506     EL_QUICKSAND_FULL,
1507     EL_QUICKSAND_EMPTY,
1508     EL_QUICKSAND_FILLING,
1509     EL_QUICKSAND_EMPTYING,
1510     EL_MAGIC_WALL,
1511     EL_MAGIC_WALL_ACTIVE,
1512     EL_MAGIC_WALL_EMPTYING,
1513     EL_MAGIC_WALL_FILLING,
1514     EL_MAGIC_WALL_FULL,
1515     EL_MAGIC_WALL_DEAD,
1516     EL_BD_MAGIC_WALL,
1517     EL_BD_MAGIC_WALL_ACTIVE,
1518     EL_BD_MAGIC_WALL_EMPTYING,
1519     EL_BD_MAGIC_WALL_FULL,
1520     EL_BD_MAGIC_WALL_FILLING,
1521     EL_BD_MAGIC_WALL_DEAD,
1522     EL_GAMEOFLIFE,
1523     EL_BIOMAZE,
1524     EL_SP_CHIP_SINGLE,
1525     EL_SP_CHIP_LEFT,
1526     EL_SP_CHIP_RIGHT,
1527     EL_SP_CHIP_UPPER,
1528     EL_SP_CHIP_LOWER,
1529     EL_SP_TERMINAL,
1530     EL_SP_TERMINAL_ACTIVE,
1531     EL_SP_EXIT_CLOSED,
1532     EL_SP_EXIT_OPEN,
1533     EL_INVISIBLE_WALL,
1534     EL_INVISIBLE_WALL_ACTIVE,
1535     EL_SWITCHGATE_SWITCH_UP,
1536     EL_SWITCHGATE_SWITCH_DOWN,
1537     EL_TIMEGATE_SWITCH,
1538     EL_TIMEGATE_SWITCH_ACTIVE,
1539     EL_EMC_WALL_PILLAR_UPPER,
1540     EL_EMC_WALL_PILLAR_MIDDLE,
1541     EL_EMC_WALL_PILLAR_LOWER,
1542     EL_EMC_WALL4,
1543     EL_EMC_WALL5,
1544     EL_EMC_WALL6,
1545     EL_EMC_WALL7,
1546     EL_EMC_WALL8,
1547     EL_WALL_PEARL,
1548     EL_WALL_CRYSTAL,
1549
1550     /* the following elements are a direct copy of "indestructible" elements,
1551        except "EL_ACID", which is "indestructible", but not "solid"! */
1552 #if 0
1553     EL_ACID,
1554 #endif
1555     EL_STEELWALL,
1556     EL_ACIDPOOL_TOPLEFT,
1557     EL_ACIDPOOL_TOPRIGHT,
1558     EL_ACIDPOOL_BOTTOMLEFT,
1559     EL_ACIDPOOL_BOTTOM,
1560     EL_ACIDPOOL_BOTTOMRIGHT,
1561     EL_SP_HARD_GRAY,
1562     EL_SP_HARD_GREEN,
1563     EL_SP_HARD_BLUE,
1564     EL_SP_HARD_RED,
1565     EL_SP_HARD_YELLOW,
1566     EL_SP_HARD_BASE1,
1567     EL_SP_HARD_BASE2,
1568     EL_SP_HARD_BASE3,
1569     EL_SP_HARD_BASE4,
1570     EL_SP_HARD_BASE5,
1571     EL_SP_HARD_BASE6,
1572     EL_INVISIBLE_STEELWALL,
1573     EL_INVISIBLE_STEELWALL_ACTIVE,
1574     EL_CONVEYOR_BELT1_SWITCH_LEFT,
1575     EL_CONVEYOR_BELT1_SWITCH_MIDDLE,
1576     EL_CONVEYOR_BELT1_SWITCH_RIGHT,
1577     EL_CONVEYOR_BELT2_SWITCH_LEFT,
1578     EL_CONVEYOR_BELT2_SWITCH_MIDDLE,
1579     EL_CONVEYOR_BELT2_SWITCH_RIGHT,
1580     EL_CONVEYOR_BELT3_SWITCH_LEFT,
1581     EL_CONVEYOR_BELT3_SWITCH_MIDDLE,
1582     EL_CONVEYOR_BELT3_SWITCH_RIGHT,
1583     EL_CONVEYOR_BELT4_SWITCH_LEFT,
1584     EL_CONVEYOR_BELT4_SWITCH_MIDDLE,
1585     EL_CONVEYOR_BELT4_SWITCH_RIGHT,
1586     EL_LIGHT_SWITCH,
1587     EL_LIGHT_SWITCH_ACTIVE,
1588     EL_SIGN_EXCLAMATION,
1589     EL_SIGN_RADIOACTIVITY,
1590     EL_SIGN_STOP,
1591     EL_SIGN_WHEELCHAIR,
1592     EL_SIGN_PARKING,
1593     EL_SIGN_ONEWAY,
1594     EL_SIGN_HEART,
1595     EL_SIGN_TRIANGLE,
1596     EL_SIGN_ROUND,
1597     EL_SIGN_EXIT,
1598     EL_SIGN_YINYANG,
1599     EL_SIGN_OTHER,
1600     EL_STEELWALL_SLANTED,
1601     EL_EMC_STEELWALL1,
1602     EL_EMC_STEELWALL2,
1603     EL_EMC_STEELWALL3,
1604     EL_EMC_STEELWALL4,
1605     EL_CRYSTAL,
1606     EL_GATE1,
1607     EL_GATE2,
1608     EL_GATE3,
1609     EL_GATE4,
1610     EL_GATE1_GRAY,
1611     EL_GATE2_GRAY,
1612     EL_GATE3_GRAY,
1613     EL_GATE4_GRAY,
1614     EL_EM_GATE1,
1615     EL_EM_GATE2,
1616     EL_EM_GATE3,
1617     EL_EM_GATE4,
1618     EL_EM_GATE1_GRAY,
1619     EL_EM_GATE2_GRAY,
1620     EL_EM_GATE3_GRAY,
1621     EL_EM_GATE4_GRAY,
1622     EL_SWITCHGATE_OPEN,
1623     EL_SWITCHGATE_OPENING,
1624     EL_SWITCHGATE_CLOSED,
1625     EL_SWITCHGATE_CLOSING,
1626     EL_TIMEGATE_OPEN,
1627     EL_TIMEGATE_OPENING,
1628     EL_TIMEGATE_CLOSED,
1629     EL_TIMEGATE_CLOSING,
1630     EL_TUBE_ALL,
1631     EL_TUBE_VERTICAL,
1632     EL_TUBE_HORIZONTAL,
1633     EL_TUBE_VERTICAL_LEFT,
1634     EL_TUBE_VERTICAL_RIGHT,
1635     EL_TUBE_HORIZONTAL_UP,
1636     EL_TUBE_HORIZONTAL_DOWN,
1637     EL_TUBE_LEFT_UP,
1638     EL_TUBE_LEFT_DOWN,
1639     EL_TUBE_RIGHT_UP,
1640     EL_TUBE_RIGHT_DOWN
1641   };
1642   static int ep_solid_num = SIZEOF_ARRAY_INT(ep_solid);
1643
1644   static int ep_indestructible[] =
1645   {
1646     EL_STEELWALL,
1647     EL_ACID,
1648     EL_ACIDPOOL_TOPLEFT,
1649     EL_ACIDPOOL_TOPRIGHT,
1650     EL_ACIDPOOL_BOTTOMLEFT,
1651     EL_ACIDPOOL_BOTTOM,
1652     EL_ACIDPOOL_BOTTOMRIGHT,
1653     EL_SP_HARD_GRAY,
1654     EL_SP_HARD_GREEN,
1655     EL_SP_HARD_BLUE,
1656     EL_SP_HARD_RED,
1657     EL_SP_HARD_YELLOW,
1658     EL_SP_HARD_BASE1,
1659     EL_SP_HARD_BASE2,
1660     EL_SP_HARD_BASE3,
1661     EL_SP_HARD_BASE4,
1662     EL_SP_HARD_BASE5,
1663     EL_SP_HARD_BASE6,
1664     EL_INVISIBLE_STEELWALL,
1665     EL_INVISIBLE_STEELWALL_ACTIVE,
1666     EL_CONVEYOR_BELT1_SWITCH_LEFT,
1667     EL_CONVEYOR_BELT1_SWITCH_MIDDLE,
1668     EL_CONVEYOR_BELT1_SWITCH_RIGHT,
1669     EL_CONVEYOR_BELT2_SWITCH_LEFT,
1670     EL_CONVEYOR_BELT2_SWITCH_MIDDLE,
1671     EL_CONVEYOR_BELT2_SWITCH_RIGHT,
1672     EL_CONVEYOR_BELT3_SWITCH_LEFT,
1673     EL_CONVEYOR_BELT3_SWITCH_MIDDLE,
1674     EL_CONVEYOR_BELT3_SWITCH_RIGHT,
1675     EL_CONVEYOR_BELT4_SWITCH_LEFT,
1676     EL_CONVEYOR_BELT4_SWITCH_MIDDLE,
1677     EL_CONVEYOR_BELT4_SWITCH_RIGHT,
1678     EL_LIGHT_SWITCH,
1679     EL_LIGHT_SWITCH_ACTIVE,
1680     EL_SIGN_EXCLAMATION,
1681     EL_SIGN_RADIOACTIVITY,
1682     EL_SIGN_STOP,
1683     EL_SIGN_WHEELCHAIR,
1684     EL_SIGN_PARKING,
1685     EL_SIGN_ONEWAY,
1686     EL_SIGN_HEART,
1687     EL_SIGN_TRIANGLE,
1688     EL_SIGN_ROUND,
1689     EL_SIGN_EXIT,
1690     EL_SIGN_YINYANG,
1691     EL_SIGN_OTHER,
1692     EL_STEELWALL_SLANTED,
1693     EL_EMC_STEELWALL1,
1694     EL_EMC_STEELWALL2,
1695     EL_EMC_STEELWALL3,
1696     EL_EMC_STEELWALL4,
1697     EL_CRYSTAL,
1698     EL_GATE1,
1699     EL_GATE2,
1700     EL_GATE3,
1701     EL_GATE4,
1702     EL_GATE1_GRAY,
1703     EL_GATE2_GRAY,
1704     EL_GATE3_GRAY,
1705     EL_GATE4_GRAY,
1706     EL_EM_GATE1,
1707     EL_EM_GATE2,
1708     EL_EM_GATE3,
1709     EL_EM_GATE4,
1710     EL_EM_GATE1_GRAY,
1711     EL_EM_GATE2_GRAY,
1712     EL_EM_GATE3_GRAY,
1713     EL_EM_GATE4_GRAY,
1714     EL_SWITCHGATE_OPEN,
1715     EL_SWITCHGATE_OPENING,
1716     EL_SWITCHGATE_CLOSED,
1717     EL_SWITCHGATE_CLOSING,
1718     EL_TIMEGATE_OPEN,
1719     EL_TIMEGATE_OPENING,
1720     EL_TIMEGATE_CLOSED,
1721     EL_TIMEGATE_CLOSING,
1722     EL_TUBE_ALL,
1723     EL_TUBE_VERTICAL,
1724     EL_TUBE_HORIZONTAL,
1725     EL_TUBE_VERTICAL_LEFT,
1726     EL_TUBE_VERTICAL_RIGHT,
1727     EL_TUBE_HORIZONTAL_UP,
1728     EL_TUBE_HORIZONTAL_DOWN,
1729     EL_TUBE_LEFT_UP,
1730     EL_TUBE_LEFT_DOWN,
1731     EL_TUBE_RIGHT_UP,
1732     EL_TUBE_RIGHT_DOWN
1733   };
1734   static int ep_indestructible_num = SIZEOF_ARRAY_INT(ep_indestructible);
1735
1736   static int ep_slippery[] =
1737   {
1738     EL_WALL_CRUMBLED,
1739     EL_BD_WALL,
1740     EL_ROCK,
1741     EL_BD_ROCK,
1742     EL_EMERALD,
1743     EL_BD_DIAMOND,
1744     EL_EMERALD_YELLOW,
1745     EL_EMERALD_RED,
1746     EL_EMERALD_PURPLE,
1747     EL_DIAMOND,
1748     EL_BOMB,
1749     EL_NUT,
1750     EL_ROBOT_WHEEL_ACTIVE,
1751     EL_ROBOT_WHEEL,
1752     EL_TIME_ORB_FULL,
1753     EL_TIME_ORB_EMPTY,
1754     EL_LAMP_ACTIVE,
1755     EL_LAMP,
1756     EL_ACIDPOOL_TOPLEFT,
1757     EL_ACIDPOOL_TOPRIGHT,
1758     EL_SATELLITE,
1759     EL_SP_ZONK,
1760     EL_SP_INFOTRON,
1761     EL_SP_CHIP_SINGLE,
1762     EL_SP_CHIP_LEFT,
1763     EL_SP_CHIP_RIGHT,
1764     EL_SP_CHIP_UPPER,
1765     EL_SP_CHIP_LOWER,
1766     EL_SPEED_PILL,
1767     EL_STEELWALL_SLANTED,
1768     EL_PEARL,
1769     EL_CRYSTAL
1770   };
1771   static int ep_slippery_num = SIZEOF_ARRAY_INT(ep_slippery);
1772
1773   static int ep_enemy[] =
1774   {
1775     EL_BUG,
1776     EL_SPACESHIP,
1777     EL_BD_BUTTERFLY,
1778     EL_BD_FIREFLY,
1779     EL_YAMYAM,
1780     EL_DARK_YAMYAM,
1781     EL_ROBOT,
1782     EL_PACMAN,
1783     EL_SP_SNIKSNAK,
1784     EL_SP_ELECTRON
1785   };
1786   static int ep_enemy_num = SIZEOF_ARRAY_INT(ep_enemy);
1787
1788   static int ep_mauer[] =
1789   {
1790     EL_STEELWALL,
1791     EL_GATE1,
1792     EL_GATE2,
1793     EL_GATE3,
1794     EL_GATE4,
1795     EL_GATE1_GRAY,
1796     EL_GATE2_GRAY,
1797     EL_GATE3_GRAY,
1798     EL_GATE4_GRAY,
1799     EL_EM_GATE1,
1800     EL_EM_GATE2,
1801     EL_EM_GATE3,
1802     EL_EM_GATE4,
1803     EL_EM_GATE1_GRAY,
1804     EL_EM_GATE2_GRAY,
1805     EL_EM_GATE3_GRAY,
1806     EL_EM_GATE4_GRAY,
1807     EL_EXIT_CLOSED,
1808     EL_EXIT_OPENING,
1809     EL_EXIT_OPEN,
1810     EL_WALL,
1811     EL_WALL_CRUMBLED,
1812     EL_WALL_GROWING,
1813     EL_WALL_GROWING_X,
1814     EL_WALL_GROWING_Y,
1815     EL_WALL_GROWING_XY,
1816     EL_WALL_GROWING_ACTIVE,
1817     EL_BD_WALL,
1818     EL_SP_CHIP_SINGLE,
1819     EL_SP_CHIP_LEFT,
1820     EL_SP_CHIP_RIGHT,
1821     EL_SP_CHIP_UPPER,
1822     EL_SP_CHIP_LOWER,
1823     EL_SP_HARD_GRAY,
1824     EL_SP_HARD_GREEN,
1825     EL_SP_HARD_BLUE,
1826     EL_SP_HARD_RED,
1827     EL_SP_HARD_YELLOW,
1828     EL_SP_HARD_BASE1,
1829     EL_SP_HARD_BASE2,
1830     EL_SP_HARD_BASE3,
1831     EL_SP_HARD_BASE4,
1832     EL_SP_HARD_BASE5,
1833     EL_SP_HARD_BASE6,
1834     EL_SP_TERMINAL,
1835     EL_SP_TERMINAL_ACTIVE,
1836     EL_SP_EXIT_CLOSED,
1837     EL_SP_EXIT_OPEN,
1838     EL_INVISIBLE_STEELWALL,
1839     EL_INVISIBLE_STEELWALL_ACTIVE,
1840     EL_INVISIBLE_WALL,
1841     EL_INVISIBLE_WALL_ACTIVE,
1842     EL_STEELWALL_SLANTED,
1843     EL_EMC_STEELWALL1,
1844     EL_EMC_STEELWALL2,
1845     EL_EMC_STEELWALL3,
1846     EL_EMC_STEELWALL4,
1847     EL_EMC_WALL_PILLAR_UPPER,
1848     EL_EMC_WALL_PILLAR_MIDDLE,
1849     EL_EMC_WALL_PILLAR_LOWER,
1850     EL_EMC_WALL4,
1851     EL_EMC_WALL5,
1852     EL_EMC_WALL6,
1853     EL_EMC_WALL7,
1854     EL_EMC_WALL8
1855   };
1856   static int ep_mauer_num = SIZEOF_ARRAY_INT(ep_mauer);
1857
1858   static int ep_can_fall[] =
1859   {
1860     EL_ROCK,
1861     EL_BD_ROCK,
1862     EL_EMERALD,
1863     EL_BD_DIAMOND,
1864     EL_EMERALD_YELLOW,
1865     EL_EMERALD_RED,
1866     EL_EMERALD_PURPLE,
1867     EL_DIAMOND,
1868     EL_BOMB,
1869     EL_NUT,
1870     EL_AMOEBA_DROP,
1871     EL_QUICKSAND_FULL,
1872     EL_MAGIC_WALL_FULL,
1873     EL_BD_MAGIC_WALL_FULL,
1874     EL_TIME_ORB_FULL,
1875     EL_TIME_ORB_EMPTY,
1876     EL_SP_ZONK,
1877     EL_SP_INFOTRON,
1878     EL_SP_DISK_ORANGE,
1879     EL_PEARL,
1880     EL_CRYSTAL,
1881     EL_SPRING,
1882     EL_DX_SUPABOMB
1883   };
1884   static int ep_can_fall_num = SIZEOF_ARRAY_INT(ep_can_fall);
1885
1886   static int ep_can_smash[] =
1887   {
1888     EL_ROCK,
1889     EL_BD_ROCK,
1890     EL_EMERALD,
1891     EL_BD_DIAMOND,
1892     EL_EMERALD_YELLOW,
1893     EL_EMERALD_RED,
1894     EL_EMERALD_PURPLE,
1895     EL_DIAMOND,
1896     EL_BOMB,
1897     EL_NUT,
1898     EL_AMOEBA_DROP,
1899     EL_TIME_ORB_FULL,
1900     EL_TIME_ORB_EMPTY,
1901     EL_SP_ZONK,
1902     EL_SP_INFOTRON,
1903     EL_SP_DISK_ORANGE,
1904     EL_PEARL,
1905     EL_CRYSTAL,
1906     EL_SPRING,
1907     EL_DX_SUPABOMB
1908   };
1909   static int ep_can_smash_num = SIZEOF_ARRAY_INT(ep_can_smash);
1910
1911   static int ep_can_change[] =
1912   {
1913     EL_ROCK,
1914     EL_BD_ROCK,
1915     EL_EMERALD,
1916     EL_BD_DIAMOND,
1917     EL_EMERALD_YELLOW,
1918     EL_EMERALD_RED,
1919     EL_EMERALD_PURPLE,
1920     EL_DIAMOND
1921   };
1922   static int ep_can_change_num = SIZEOF_ARRAY_INT(ep_can_change);
1923
1924   static int ep_can_move[] =
1925   {
1926     EL_BUG,
1927     EL_SPACESHIP,
1928     EL_BD_BUTTERFLY,
1929     EL_BD_FIREFLY,
1930     EL_YAMYAM,
1931     EL_DARK_YAMYAM,
1932     EL_ROBOT,
1933     EL_PACMAN,
1934     EL_MOLE,
1935     EL_PENGUIN,
1936     EL_PIG,
1937     EL_DRAGON,
1938     EL_SATELLITE,
1939     EL_SP_SNIKSNAK,
1940     EL_SP_ELECTRON,
1941     EL_BALLOON,
1942     EL_SPRING
1943   };
1944   static int ep_can_move_num = SIZEOF_ARRAY_INT(ep_can_move);
1945
1946   static int ep_could_move[] =
1947   {
1948     EL_BUG_RIGHT,
1949     EL_BUG_UP,
1950     EL_BUG_LEFT,
1951     EL_BUG_DOWN,
1952     EL_SPACESHIP_RIGHT,
1953     EL_SPACESHIP_UP,
1954     EL_SPACESHIP_LEFT,
1955     EL_SPACESHIP_DOWN,
1956     EL_BD_BUTTERFLY_RIGHT,
1957     EL_BD_BUTTERFLY_UP,
1958     EL_BD_BUTTERFLY_LEFT,
1959     EL_BD_BUTTERFLY_DOWN,
1960     EL_BD_FIREFLY_RIGHT,
1961     EL_BD_FIREFLY_UP,
1962     EL_BD_FIREFLY_LEFT,
1963     EL_BD_FIREFLY_DOWN,
1964     EL_PACMAN_RIGHT,
1965     EL_PACMAN_UP,
1966     EL_PACMAN_LEFT,
1967     EL_PACMAN_DOWN
1968   };
1969   static int ep_could_move_num = SIZEOF_ARRAY_INT(ep_could_move);
1970
1971   static int ep_dont_touch[] =
1972   {
1973     EL_BUG,
1974     EL_SPACESHIP,
1975     EL_BD_BUTTERFLY,
1976     EL_BD_FIREFLY
1977   };
1978   static int ep_dont_touch_num = SIZEOF_ARRAY_INT(ep_dont_touch);
1979
1980   static int ep_dont_go_to[] =
1981   {
1982     EL_BUG,
1983     EL_SPACESHIP,
1984     EL_BD_BUTTERFLY,
1985     EL_BD_FIREFLY,
1986     EL_YAMYAM,
1987     EL_DARK_YAMYAM,
1988     EL_ROBOT,
1989     EL_PACMAN,
1990     EL_AMOEBA_DROP,
1991     EL_ACID,
1992     EL_SP_SNIKSNAK,
1993     EL_SP_ELECTRON,
1994     EL_SP_BUGGY_BASE_ACTIVE,
1995     EL_TRAP_ACTIVE,
1996     EL_LANDMINE
1997   };
1998   static int ep_dont_go_to_num = SIZEOF_ARRAY_INT(ep_dont_go_to);
1999
2000   static int ep_mampf2[] =
2001   {
2002     EL_SAND,
2003     EL_BUG,
2004     EL_SPACESHIP,
2005     EL_BD_BUTTERFLY,
2006     EL_BD_FIREFLY,
2007     EL_YAMYAM,
2008     EL_ROBOT,
2009     EL_PACMAN,
2010     EL_AMOEBA_DROP,
2011     EL_AMOEBA_DEAD,
2012     EL_AMOEBA_WET,
2013     EL_AMOEBA_DRY,
2014     EL_AMOEBA_FULL,
2015     EL_BD_AMOEBA,
2016     EL_EMERALD,
2017     EL_BD_DIAMOND,
2018     EL_EMERALD_YELLOW,
2019     EL_EMERALD_RED,
2020     EL_EMERALD_PURPLE,
2021     EL_DIAMOND,
2022     EL_PEARL,
2023     EL_CRYSTAL
2024   };
2025   static int ep_mampf2_num = SIZEOF_ARRAY_INT(ep_mampf2);
2026
2027   static int ep_bd_element[] =
2028   {
2029     EL_EMPTY,
2030     EL_SAND,
2031     EL_WALL_CRUMBLED,
2032     EL_BD_WALL,
2033     EL_ROCK,
2034     EL_BD_ROCK,
2035     EL_BD_DIAMOND,
2036     EL_BD_MAGIC_WALL,
2037     EL_EXIT_CLOSED,
2038     EL_EXIT_OPEN,
2039     EL_STEELWALL,
2040     EL_PLAYER1,
2041     EL_BD_FIREFLY,
2042     EL_BD_FIREFLY_1,
2043     EL_BD_FIREFLY_2,
2044     EL_BD_FIREFLY_3,
2045     EL_BD_FIREFLY_4,
2046     EL_BD_BUTTERFLY,
2047     EL_BD_BUTTERFLY_1,
2048     EL_BD_BUTTERFLY_2,
2049     EL_BD_BUTTERFLY_3,
2050     EL_BD_BUTTERFLY_4,
2051     EL_BD_AMOEBA,
2052     EL_CHAR_QUESTION
2053   };
2054   static int ep_bd_element_num = SIZEOF_ARRAY_INT(ep_bd_element);
2055
2056   static int ep_sb_element[] =
2057   {
2058     EL_EMPTY,
2059     EL_STEELWALL,
2060     EL_SOKOBAN_OBJECT,
2061     EL_SOKOBAN_FIELD_EMPTY,
2062     EL_SOKOBAN_FIELD_FULL,
2063     EL_PLAYER1,
2064     EL_INVISIBLE_STEELWALL
2065   };
2066   static int ep_sb_element_num = SIZEOF_ARRAY_INT(ep_sb_element);
2067
2068   static int ep_gem[] =
2069   {
2070     EL_EMERALD,
2071     EL_BD_DIAMOND,
2072     EL_EMERALD_YELLOW,
2073     EL_EMERALD_RED,
2074     EL_EMERALD_PURPLE,
2075     EL_DIAMOND
2076   };
2077   static int ep_gem_num = SIZEOF_ARRAY_INT(ep_gem);
2078
2079   static int ep_inactive[] =
2080   {
2081     EL_EMPTY,
2082     EL_SAND,
2083     EL_WALL,
2084     EL_BD_WALL,
2085     EL_WALL_CRUMBLED,
2086     EL_STEELWALL,
2087     EL_AMOEBA_DEAD,
2088     EL_QUICKSAND_EMPTY,
2089     EL_STONEBLOCK,
2090     EL_ROBOT_WHEEL,
2091     EL_KEY1,
2092     EL_KEY2,
2093     EL_KEY3,
2094     EL_KEY4,
2095     EL_EM_KEY1,
2096     EL_EM_KEY2,
2097     EL_EM_KEY3,
2098     EL_EM_KEY4,
2099     EL_GATE1,
2100     EL_GATE2,
2101     EL_GATE3,
2102     EL_GATE4,
2103     EL_GATE1_GRAY,
2104     EL_GATE2_GRAY,
2105     EL_GATE3_GRAY,
2106     EL_GATE4_GRAY,
2107     EL_EM_GATE1,
2108     EL_EM_GATE2,
2109     EL_EM_GATE3,
2110     EL_EM_GATE4,
2111     EL_EM_GATE1_GRAY,
2112     EL_EM_GATE2_GRAY,
2113     EL_EM_GATE3_GRAY,
2114     EL_EM_GATE4_GRAY,
2115     EL_DYNAMITE,
2116     EL_INVISIBLE_STEELWALL,
2117     EL_INVISIBLE_WALL,
2118     EL_INVISIBLE_SAND,
2119     EL_LAMP,
2120     EL_LAMP_ACTIVE,
2121     EL_WALL_EMERALD,
2122     EL_WALL_DIAMOND,
2123     EL_WALL_BD_DIAMOND,
2124     EL_WALL_EMERALD_YELLOW,
2125     EL_DYNABOMB_NR,
2126     EL_DYNABOMB_SZ,
2127     EL_DYNABOMB_XL,
2128     EL_SOKOBAN_OBJECT,
2129     EL_SOKOBAN_FIELD_EMPTY,
2130     EL_SOKOBAN_FIELD_FULL,
2131     EL_WALL_EMERALD_RED,
2132     EL_WALL_EMERALD_PURPLE,
2133     EL_ACIDPOOL_TOPLEFT,
2134     EL_ACIDPOOL_TOPRIGHT,
2135     EL_ACIDPOOL_BOTTOMLEFT,
2136     EL_ACIDPOOL_BOTTOM,
2137     EL_ACIDPOOL_BOTTOMRIGHT,
2138     EL_MAGIC_WALL,
2139     EL_MAGIC_WALL_DEAD,
2140     EL_BD_MAGIC_WALL,
2141     EL_BD_MAGIC_WALL_DEAD,
2142     EL_AMOEBA_TO_DIAMOND,
2143     EL_BLOCKED,
2144     EL_SP_EMPTY,
2145     EL_SP_BASE,
2146     EL_SP_PORT1_RIGHT,
2147     EL_SP_PORT1_DOWN,
2148     EL_SP_PORT1_LEFT,
2149     EL_SP_PORT1_UP,
2150     EL_SP_PORT2_RIGHT,
2151     EL_SP_PORT2_DOWN,
2152     EL_SP_PORT2_LEFT,
2153     EL_SP_PORT2_UP,
2154     EL_SP_PORT_X,
2155     EL_SP_PORT_Y,
2156     EL_SP_PORT_XY,
2157     EL_SP_DISK_RED,
2158     EL_SP_DISK_YELLOW,
2159     EL_SP_CHIP_SINGLE,
2160     EL_SP_CHIP_LEFT,
2161     EL_SP_CHIP_RIGHT,
2162     EL_SP_CHIP_UPPER,
2163     EL_SP_CHIP_LOWER,
2164     EL_SP_HARD_GRAY,
2165     EL_SP_HARD_GREEN,
2166     EL_SP_HARD_BLUE,
2167     EL_SP_HARD_RED,
2168     EL_SP_HARD_YELLOW,
2169     EL_SP_HARD_BASE1,
2170     EL_SP_HARD_BASE2,
2171     EL_SP_HARD_BASE3,
2172     EL_SP_HARD_BASE4,
2173     EL_SP_HARD_BASE5,
2174     EL_SP_HARD_BASE6,
2175     EL_CONVEYOR_BELT1_SWITCH_LEFT,
2176     EL_CONVEYOR_BELT1_SWITCH_MIDDLE,
2177     EL_CONVEYOR_BELT1_SWITCH_RIGHT,
2178     EL_CONVEYOR_BELT2_SWITCH_LEFT,
2179     EL_CONVEYOR_BELT2_SWITCH_MIDDLE,
2180     EL_CONVEYOR_BELT2_SWITCH_RIGHT,
2181     EL_CONVEYOR_BELT3_SWITCH_LEFT,
2182     EL_CONVEYOR_BELT3_SWITCH_MIDDLE,
2183     EL_CONVEYOR_BELT3_SWITCH_RIGHT,
2184     EL_CONVEYOR_BELT4_SWITCH_LEFT,
2185     EL_CONVEYOR_BELT4_SWITCH_MIDDLE,
2186     EL_CONVEYOR_BELT4_SWITCH_RIGHT,
2187     EL_SIGN_EXCLAMATION,
2188     EL_SIGN_RADIOACTIVITY,
2189     EL_SIGN_STOP,
2190     EL_SIGN_WHEELCHAIR,
2191     EL_SIGN_PARKING,
2192     EL_SIGN_ONEWAY,
2193     EL_SIGN_HEART,
2194     EL_SIGN_TRIANGLE,
2195     EL_SIGN_ROUND,
2196     EL_SIGN_EXIT,
2197     EL_SIGN_YINYANG,
2198     EL_SIGN_OTHER,
2199     EL_STEELWALL_SLANTED,
2200     EL_EMC_STEELWALL1,
2201     EL_EMC_STEELWALL2,
2202     EL_EMC_STEELWALL3,
2203     EL_EMC_STEELWALL4,
2204     EL_EMC_WALL_PILLAR_UPPER,
2205     EL_EMC_WALL_PILLAR_MIDDLE,
2206     EL_EMC_WALL_PILLAR_LOWER,
2207     EL_EMC_WALL4,
2208     EL_EMC_WALL5,
2209     EL_EMC_WALL6,
2210     EL_EMC_WALL7,
2211     EL_EMC_WALL8
2212   };
2213   static int ep_inactive_num = SIZEOF_ARRAY_INT(ep_inactive);
2214
2215   static int ep_explosive[] =
2216   {
2217     EL_BOMB,
2218     EL_DYNAMITE_ACTIVE,
2219     EL_DYNAMITE,
2220     EL_DYNABOMB_PLAYER1_ACTIVE,
2221     EL_DYNABOMB_PLAYER2_ACTIVE,
2222     EL_DYNABOMB_PLAYER3_ACTIVE,
2223     EL_DYNABOMB_PLAYER4_ACTIVE,
2224     EL_DYNABOMB_NR,
2225     EL_DYNABOMB_SZ,
2226     EL_DYNABOMB_XL,
2227     EL_BUG,
2228     EL_MOLE,
2229     EL_PENGUIN,
2230     EL_PIG,
2231     EL_DRAGON,
2232     EL_SATELLITE,
2233     EL_SP_DISK_RED,
2234     EL_SP_DISK_ORANGE,
2235     EL_SP_DISK_YELLOW,
2236     EL_SP_SNIKSNAK,
2237     EL_SP_ELECTRON,
2238     EL_DX_SUPABOMB
2239   };
2240   static int ep_explosive_num = SIZEOF_ARRAY_INT(ep_explosive);
2241
2242   static int ep_mampf3[] =
2243   {
2244     EL_EMERALD,
2245     EL_BD_DIAMOND,
2246     EL_EMERALD_YELLOW,
2247     EL_EMERALD_RED,
2248     EL_EMERALD_PURPLE,
2249     EL_DIAMOND,
2250     EL_PEARL,
2251     EL_CRYSTAL
2252   };
2253   static int ep_mampf3_num = SIZEOF_ARRAY_INT(ep_mampf3);
2254
2255   static int ep_pushable[] =
2256   {
2257     EL_ROCK,
2258     EL_BD_ROCK,
2259     EL_BOMB,
2260     EL_NUT,
2261     EL_TIME_ORB_EMPTY,
2262     EL_SOKOBAN_FIELD_FULL,
2263     EL_SOKOBAN_OBJECT,
2264     EL_SATELLITE,
2265     EL_SP_ZONK,
2266     EL_SP_DISK_ORANGE,
2267     EL_SP_DISK_YELLOW,
2268     EL_BALLOON,
2269     EL_SPRING,
2270     EL_DX_SUPABOMB
2271   };
2272   static int ep_pushable_num = SIZEOF_ARRAY_INT(ep_pushable);
2273
2274   static int ep_player[] =
2275   {
2276     EL_PLAYER1,
2277     EL_PLAYER2,
2278     EL_PLAYER3,
2279     EL_PLAYER4
2280   };
2281   static int ep_player_num = SIZEOF_ARRAY_INT(ep_player);
2282
2283   static int ep_has_content[] =
2284   {
2285     EL_YAMYAM,
2286     EL_AMOEBA_WET,
2287     EL_AMOEBA_DRY,
2288     EL_AMOEBA_FULL,
2289     EL_BD_AMOEBA
2290   };
2291   static int ep_has_content_num = SIZEOF_ARRAY_INT(ep_has_content);
2292
2293   static int ep_eatable[] =
2294   {
2295     EL_SAND,
2296     EL_SP_BASE,
2297     EL_SP_BUGGY_BASE,
2298     EL_SP_BUGGY_BASE_ACTIVATING,
2299     EL_TRAP,
2300     EL_INVISIBLE_SAND,
2301     EL_INVISIBLE_SAND_ACTIVE
2302   };
2303   static int ep_eatable_num = SIZEOF_ARRAY_INT(ep_eatable);
2304
2305   static int ep_sp_element[] =
2306   {
2307     EL_SP_EMPTY,
2308     EL_SP_ZONK,
2309     EL_SP_BASE,
2310     EL_SP_MURPHY,
2311     EL_SP_INFOTRON,
2312     EL_SP_CHIP_SINGLE,
2313     EL_SP_HARD_GRAY,
2314     EL_SP_EXIT_CLOSED,
2315     EL_SP_EXIT_OPEN,
2316     EL_SP_DISK_ORANGE,
2317     EL_SP_PORT1_RIGHT,
2318     EL_SP_PORT1_DOWN,
2319     EL_SP_PORT1_LEFT,
2320     EL_SP_PORT1_UP,
2321     EL_SP_PORT2_RIGHT,
2322     EL_SP_PORT2_DOWN,
2323     EL_SP_PORT2_LEFT,
2324     EL_SP_PORT2_UP,
2325     EL_SP_SNIKSNAK,
2326     EL_SP_DISK_YELLOW,
2327     EL_SP_TERMINAL,
2328     EL_SP_DISK_RED,
2329     EL_SP_PORT_Y,
2330     EL_SP_PORT_X,
2331     EL_SP_PORT_XY,
2332     EL_SP_ELECTRON,
2333     EL_SP_BUGGY_BASE,
2334     EL_SP_CHIP_LEFT,
2335     EL_SP_CHIP_RIGHT,
2336     EL_SP_HARD_BASE1,
2337     EL_SP_HARD_GREEN,
2338     EL_SP_HARD_BLUE,
2339     EL_SP_HARD_RED,
2340     EL_SP_HARD_YELLOW,
2341     EL_SP_HARD_BASE2,
2342     EL_SP_HARD_BASE3,
2343     EL_SP_HARD_BASE4,
2344     EL_SP_HARD_BASE5,
2345     EL_SP_HARD_BASE6,
2346     EL_SP_CHIP_UPPER,
2347     EL_SP_CHIP_LOWER,
2348     /* additional elements that appeared in newer Supaplex levels */
2349     EL_INVISIBLE_WALL,
2350     /* more than one murphy in a level results in an inactive clone */
2351     EL_SP_MURPHY_CLONE
2352   };
2353   static int ep_sp_element_num = SIZEOF_ARRAY_INT(ep_sp_element);
2354
2355   static int ep_quick_gate[] =
2356   {
2357     EL_EM_GATE1,
2358     EL_EM_GATE2,
2359     EL_EM_GATE3,
2360     EL_EM_GATE4,
2361     EL_EM_GATE1_GRAY,
2362     EL_EM_GATE2_GRAY,
2363     EL_EM_GATE3_GRAY,
2364     EL_EM_GATE4_GRAY,
2365     EL_SP_PORT1_LEFT,
2366     EL_SP_PORT2_LEFT,
2367     EL_SP_PORT1_RIGHT,
2368     EL_SP_PORT2_RIGHT,
2369     EL_SP_PORT1_UP,
2370     EL_SP_PORT2_UP,
2371     EL_SP_PORT1_DOWN,
2372     EL_SP_PORT2_DOWN,
2373     EL_SP_PORT_X,
2374     EL_SP_PORT_Y,
2375     EL_SP_PORT_XY,
2376     EL_SWITCHGATE_OPEN,
2377     EL_TIMEGATE_OPEN
2378   };
2379   static int ep_quick_gate_num = SIZEOF_ARRAY_INT(ep_quick_gate);
2380
2381   static int ep_over_player[] =
2382   {
2383     EL_SP_PORT1_LEFT,
2384     EL_SP_PORT2_LEFT,
2385     EL_SP_PORT1_RIGHT,
2386     EL_SP_PORT2_RIGHT,
2387     EL_SP_PORT1_UP,
2388     EL_SP_PORT2_UP,
2389     EL_SP_PORT1_DOWN,
2390     EL_SP_PORT2_DOWN,
2391     EL_SP_PORT_X,
2392     EL_SP_PORT_Y,
2393     EL_SP_PORT_XY,
2394     EL_TUBE_ALL,
2395     EL_TUBE_VERTICAL,
2396     EL_TUBE_HORIZONTAL,
2397     EL_TUBE_VERTICAL_LEFT,
2398     EL_TUBE_VERTICAL_RIGHT,
2399     EL_TUBE_HORIZONTAL_UP,
2400     EL_TUBE_HORIZONTAL_DOWN,
2401     EL_TUBE_LEFT_UP,
2402     EL_TUBE_LEFT_DOWN,
2403     EL_TUBE_RIGHT_UP,
2404     EL_TUBE_RIGHT_DOWN
2405   };
2406   static int ep_over_player_num = SIZEOF_ARRAY_INT(ep_over_player);
2407
2408   static int ep_active_bomb[] =
2409   {
2410     EL_DYNAMITE_ACTIVE,
2411     EL_DYNABOMB_PLAYER1_ACTIVE,
2412     EL_DYNABOMB_PLAYER2_ACTIVE,
2413     EL_DYNABOMB_PLAYER3_ACTIVE,
2414     EL_DYNABOMB_PLAYER4_ACTIVE
2415   };
2416   static int ep_active_bomb_num = SIZEOF_ARRAY_INT(ep_active_bomb);
2417
2418   static int ep_belt[] =
2419   {
2420     EL_CONVEYOR_BELT1_LEFT,
2421     EL_CONVEYOR_BELT1_MIDDLE,
2422     EL_CONVEYOR_BELT1_RIGHT,
2423     EL_CONVEYOR_BELT2_LEFT,
2424     EL_CONVEYOR_BELT2_MIDDLE,
2425     EL_CONVEYOR_BELT2_RIGHT,
2426     EL_CONVEYOR_BELT3_LEFT,
2427     EL_CONVEYOR_BELT3_MIDDLE,
2428     EL_CONVEYOR_BELT3_RIGHT,
2429     EL_CONVEYOR_BELT4_LEFT,
2430     EL_CONVEYOR_BELT4_MIDDLE,
2431     EL_CONVEYOR_BELT4_RIGHT,
2432   };
2433   static int ep_belt_num = SIZEOF_ARRAY_INT(ep_belt);
2434
2435   static int ep_belt_active[] =
2436   {
2437     EL_CONVEYOR_BELT1_LEFT_ACTIVE,
2438     EL_CONVEYOR_BELT1_MIDDLE_ACTIVE,
2439     EL_CONVEYOR_BELT1_RIGHT_ACTIVE,
2440     EL_CONVEYOR_BELT2_LEFT_ACTIVE,
2441     EL_CONVEYOR_BELT2_MIDDLE_ACTIVE,
2442     EL_CONVEYOR_BELT2_RIGHT_ACTIVE,
2443     EL_CONVEYOR_BELT3_LEFT_ACTIVE,
2444     EL_CONVEYOR_BELT3_MIDDLE_ACTIVE,
2445     EL_CONVEYOR_BELT3_RIGHT_ACTIVE,
2446     EL_CONVEYOR_BELT4_LEFT_ACTIVE,
2447     EL_CONVEYOR_BELT4_MIDDLE_ACTIVE,
2448     EL_CONVEYOR_BELT4_RIGHT_ACTIVE,
2449   };
2450   static int ep_belt_active_num = SIZEOF_ARRAY_INT(ep_belt_active);
2451
2452   static int ep_belt_switch[] =
2453   {
2454     EL_CONVEYOR_BELT1_SWITCH_LEFT,
2455     EL_CONVEYOR_BELT1_SWITCH_MIDDLE,
2456     EL_CONVEYOR_BELT1_SWITCH_RIGHT,
2457     EL_CONVEYOR_BELT2_SWITCH_LEFT,
2458     EL_CONVEYOR_BELT2_SWITCH_MIDDLE,
2459     EL_CONVEYOR_BELT2_SWITCH_RIGHT,
2460     EL_CONVEYOR_BELT3_SWITCH_LEFT,
2461     EL_CONVEYOR_BELT3_SWITCH_MIDDLE,
2462     EL_CONVEYOR_BELT3_SWITCH_RIGHT,
2463     EL_CONVEYOR_BELT4_SWITCH_LEFT,
2464     EL_CONVEYOR_BELT4_SWITCH_MIDDLE,
2465     EL_CONVEYOR_BELT4_SWITCH_RIGHT,
2466   };
2467   static int ep_belt_switch_num = SIZEOF_ARRAY_INT(ep_belt_switch);
2468
2469   static int ep_tube[] =
2470   {
2471     EL_TUBE_ALL,
2472     EL_TUBE_VERTICAL,
2473     EL_TUBE_HORIZONTAL,
2474     EL_TUBE_VERTICAL_LEFT,
2475     EL_TUBE_VERTICAL_RIGHT,
2476     EL_TUBE_HORIZONTAL_UP,
2477     EL_TUBE_HORIZONTAL_DOWN,
2478     EL_TUBE_LEFT_UP,
2479     EL_TUBE_LEFT_DOWN,
2480     EL_TUBE_RIGHT_UP,
2481     EL_TUBE_RIGHT_DOWN
2482   };
2483   static int ep_tube_num = SIZEOF_ARRAY_INT(ep_tube);
2484
2485   static long ep1_bit[] =
2486   {
2487     EP_BIT_AMOEBALIVE,
2488     EP_BIT_AMOEBOID,
2489     EP_BIT_SCHLUESSEL,
2490     EP_BIT_PFORTE,
2491     EP_BIT_SOLID,
2492     EP_BIT_INDESTRUCTIBLE,
2493     EP_BIT_SLIPPERY,
2494     EP_BIT_ENEMY,
2495     EP_BIT_MAUER,
2496     EP_BIT_CAN_FALL,
2497     EP_BIT_CAN_SMASH,
2498     EP_BIT_CAN_CHANGE,
2499     EP_BIT_CAN_MOVE,
2500     EP_BIT_COULD_MOVE,
2501     EP_BIT_DONT_TOUCH,
2502     EP_BIT_DONT_GO_TO,
2503     EP_BIT_MAMPF2,
2504     EP_BIT_BD_ELEMENT,
2505     EP_BIT_SB_ELEMENT,
2506     EP_BIT_GEM,
2507     EP_BIT_INACTIVE,
2508     EP_BIT_EXPLOSIVE,
2509     EP_BIT_MAMPF3,
2510     EP_BIT_PUSHABLE,
2511     EP_BIT_PLAYER,
2512     EP_BIT_HAS_CONTENT,
2513     EP_BIT_EATABLE,
2514     EP_BIT_SP_ELEMENT,
2515     EP_BIT_QUICK_GATE,
2516     EP_BIT_OVER_PLAYER,
2517     EP_BIT_ACTIVE_BOMB
2518   };
2519   static long ep2_bit[] =
2520   {
2521     EP_BIT_BELT,
2522     EP_BIT_BELT_ACTIVE,
2523     EP_BIT_BELT_SWITCH,
2524     EP_BIT_TUBE
2525   };
2526   static int *ep1_array[] =
2527   {
2528     ep_amoebalive,
2529     ep_amoeboid,
2530     ep_schluessel,
2531     ep_pforte,
2532     ep_solid,
2533     ep_indestructible,
2534     ep_slippery,
2535     ep_enemy,
2536     ep_mauer,
2537     ep_can_fall,
2538     ep_can_smash,
2539     ep_can_change,
2540     ep_can_move,
2541     ep_could_move,
2542     ep_dont_touch,
2543     ep_dont_go_to,
2544     ep_mampf2,
2545     ep_bd_element,
2546     ep_sb_element,
2547     ep_gem,
2548     ep_inactive,
2549     ep_explosive,
2550     ep_mampf3,
2551     ep_pushable,
2552     ep_player,
2553     ep_has_content,
2554     ep_eatable,
2555     ep_sp_element,
2556     ep_quick_gate,
2557     ep_over_player,
2558     ep_active_bomb
2559   };
2560   static int *ep2_array[] =
2561   {
2562     ep_belt,
2563     ep_belt_active,
2564     ep_belt_switch,
2565     ep_tube
2566   };
2567   static int *ep1_num[] =
2568   {
2569     &ep_amoebalive_num,
2570     &ep_amoeboid_num,
2571     &ep_schluessel_num,
2572     &ep_pforte_num,
2573     &ep_solid_num,
2574     &ep_indestructible_num,
2575     &ep_slippery_num,
2576     &ep_enemy_num,
2577     &ep_mauer_num,
2578     &ep_can_fall_num,
2579     &ep_can_smash_num,
2580     &ep_can_change_num,
2581     &ep_can_move_num,
2582     &ep_could_move_num,
2583     &ep_dont_touch_num,
2584     &ep_dont_go_to_num,
2585     &ep_mampf2_num,
2586     &ep_bd_element_num,
2587     &ep_sb_element_num,
2588     &ep_gem_num,
2589     &ep_inactive_num,
2590     &ep_explosive_num,
2591     &ep_mampf3_num,
2592     &ep_pushable_num,
2593     &ep_player_num,
2594     &ep_has_content_num,
2595     &ep_eatable_num,
2596     &ep_sp_element_num,
2597     &ep_quick_gate_num,
2598     &ep_over_player_num,
2599     &ep_active_bomb_num
2600   };
2601   static int *ep2_num[] =
2602   {
2603     &ep_belt_num,
2604     &ep_belt_active_num,
2605     &ep_belt_switch_num,
2606     &ep_tube_num
2607   };
2608   static int num_properties1 = SIZEOF_ARRAY(ep1_num, int *);
2609   static int num_properties2 = SIZEOF_ARRAY(ep2_num, int *);
2610
2611   for (i=0; i<MAX_NUM_ELEMENTS; i++)
2612   {
2613     Properties1[i] = 0;
2614     Properties2[i] = 0;
2615   }
2616
2617   for (i=0; i<num_properties1; i++)
2618     for (j=0; j<*(ep1_num[i]); j++)
2619       Properties1[(ep1_array[i])[j]] |= ep1_bit[i];
2620   for (i=0; i<num_properties2; i++)
2621     for (j=0; j<*(ep2_num[i]); j++)
2622       Properties2[(ep2_array[i])[j]] |= ep2_bit[i];
2623
2624   for (i=EL_CHAR_START; i<=EL_CHAR_END; i++)
2625     Properties1[i] |= (EP_BIT_CHAR | EP_BIT_INACTIVE);
2626 }
2627
2628 void Execute_Command(char *command)
2629 {
2630   if (strcmp(command, "print graphicsinfo.conf") == 0)
2631   {
2632     int i;
2633
2634     printf("# You can configure additional/alternative image files here.\n");
2635     printf("# (The images below are default and therefore commented out.)\n");
2636     printf("\n");
2637     printf("%s\n", getFormattedSetupEntry("name", "Classic Graphics"));
2638     printf("\n");
2639     printf("%s\n", getFormattedSetupEntry("sort_priority", "100"));
2640     printf("\n");
2641
2642     for (i=0; image_config[i].token != NULL; i++)
2643       printf("# %s\n",
2644              getFormattedSetupEntry(image_config[i].token,
2645                                     image_config[i].value));
2646
2647     exit(0);
2648   }
2649   else if (strcmp(command, "print soundsinfo.conf") == 0)
2650   {
2651     int i;
2652
2653     printf("# You can configure additional/alternative sound files here.\n");
2654     printf("# (The sounds below are default and therefore commented out.)\n");
2655     printf("\n");
2656     printf("%s\n", getFormattedSetupEntry("name", "Classic Sounds"));
2657     printf("\n");
2658     printf("%s\n", getFormattedSetupEntry("sort_priority", "100"));
2659     printf("\n");
2660
2661     for (i=0; sound_config[i].token != NULL; i++)
2662       printf("# %s\n",
2663              getFormattedSetupEntry(sound_config[i].token,
2664                                     sound_config[i].value));
2665
2666     exit(0);
2667   }
2668   else if (strcmp(command, "print musicinfo.conf") == 0)
2669   {
2670     printf("# (Currently only \"name\" and \"sort_priority\" recognized.)\n");
2671     printf("\n");
2672     printf("%s\n", getFormattedSetupEntry("name", "Classic Music"));
2673     printf("\n");
2674     printf("%s\n", getFormattedSetupEntry("sort_priority", "100"));
2675
2676     exit(0);
2677   }
2678   else if (strncmp(command, "dump level ", 11) == 0)
2679   {
2680     char *filename = &command[11];
2681
2682     if (access(filename, F_OK) != 0)
2683       Error(ERR_EXIT, "cannot open file '%s'", filename);
2684
2685     LoadLevelFromFilename(filename);
2686     DumpLevel(&level);
2687
2688     exit(0);
2689   }
2690   else if (strncmp(command, "dump tape ", 10) == 0)
2691   {
2692     char *filename = &command[10];
2693
2694     if (access(filename, F_OK) != 0)
2695       Error(ERR_EXIT, "cannot open file '%s'", filename);
2696
2697     LoadTapeFromFilename(filename);
2698     DumpTape(&tape);
2699
2700     exit(0);
2701   }
2702   else if (strncmp(command, "autoplay ", 9) == 0)
2703   {
2704     char *str_copy = getStringCopy(&command[9]);
2705     char *str_ptr = strchr(str_copy, ' ');
2706
2707     global.autoplay_leveldir = str_copy;
2708     global.autoplay_level_nr = -1;
2709
2710     if (str_ptr != NULL)
2711     {
2712       *str_ptr++ = '\0';                        /* terminate leveldir string */
2713       global.autoplay_level_nr = atoi(str_ptr); /* get level_nr value */
2714     }
2715   }
2716   else
2717   {
2718     Error(ERR_EXIT_HELP, "unrecognized command '%s'", command);
2719   }
2720 }
2721
2722 void CloseAllAndExit(int exit_value)
2723 {
2724   StopSounds();
2725   FreeAllSounds();
2726   FreeAllMusic();
2727   CloseAudio();         /* called after freeing sounds (needed for SDL) */
2728
2729   FreeAllImages();
2730   FreeTileClipmasks();
2731
2732   CloseVideoDisplay();
2733   ClosePlatformDependantStuff();
2734
2735   exit(exit_value);
2736 }