X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Finit.c;h=8d9571c9a88834006fc2934aac026245de8c6f97;hb=10b9382e55f3a8cd0a15644cf1ed6e1451654a76;hp=92f52c568d337d766e2a69e22956caefdf048290;hpb=41cfe645942062496cd063eb46e17d677a76c645;p=rocksndiamonds.git

diff --git a/src/init.c b/src/init.c
index 92f52c56..86b4ecae 100644
--- a/src/init.c
+++ b/src/init.c
@@ -1,1201 +1,1451 @@
 /***********************************************************
-*  Rocks'n'Diamonds -- McDuffin Strikes Back!              *
+* Rocks'n'Diamonds -- McDuffin Strikes Back!               *
 *----------------------------------------------------------*
-*  (c) 1995-98 Artsoft Entertainment                       *
-*              Holger Schemel                              *
-*              Oststrasse 11a                              *
-*              33604 Bielefeld                             *
-*              phone: ++49 +521 290471                     *
-*              email: aeglos@valinor.owl.de                *
+* (c) 1995-2002 Artsoft Entertainment                      *
+*               Holger Schemel                             *
+*               Detmolder Strasse 189                      *
+*               33604 Bielefeld                            *
+*               Germany                                    *
+*               e-mail: info@artsoft.org                   *
 *----------------------------------------------------------*
-*  init.c                                                  *
+* init.c                                                   *
 ***********************************************************/
 
-#include <signal.h>
+#include "libgame/libgame.h"
 
 #include "init.h"
 #include "events.h"
-#include "misc.h"
-#include "sound.h"
 #include "screens.h"
 #include "editor.h"
 #include "game.h"
 #include "tape.h"
 #include "tools.h"
 #include "files.h"
-#include "joystick.h"
-#include "image.h"
-#include "pcx.h"
 #include "network.h"
 #include "netserv.h"
+#include "cartoons.h"
 
-struct PictureFileInfo
-{
-  char *picture_filename;
-  boolean picture_with_mask;
-};
-
-struct IconFileInfo
-{
-  char *picture_filename;
-  char *picturemask_filename;
-};
-
-static int sound_process_id = 0;
-
-static void InitLevelAndPlayerInfo(void);
-static void InitNetworkServer(void);
-static void InitDisplay(void);
-static void InitSound(void);
-static void InitSoundServer(void);
-static void InitWindow(int, char **);
-static void InitGfx(void);
-static void LoadGfx(int, struct PictureFileInfo *);
-static void InitGadgets(void);
-static void InitElementProperties(void);
-
-void OpenAll(int argc, char *argv[])
-{
-#ifdef MSDOS
-  initErrorFile();
-#endif
-
-  if (options.serveronly)
-  {
-    NetworkServer(options.server_port, options.serveronly);
-
-    /* never reached */
-    exit(0);
-  }
-
-  InitCounter();
-  InitSound();
-  InitSoundServer();
-  InitJoysticks();
-  InitRND(NEW_RANDOMIZE);
+#include "conf_e2g.c"	/* include auto-generated data structure definitions */
+#include "conf_esg.c"	/* include auto-generated data structure definitions */
+#include "conf_e2s.c"	/* include auto-generated data structure definitions */
+#include "conf_fnt.c"	/* include auto-generated data structure definitions */
 
-  signal(SIGINT, CloseAllAndExit);
-  signal(SIGTERM, CloseAllAndExit);
 
-  InitDisplay();
-  InitWindow(argc, argv);
+#define CONFIG_TOKEN_FONT_INITIAL		"font.initial"
 
-#ifndef USE_SDL_LIBRARY
-  XMapWindow(display, window);
-  FlushDisplay();
-#endif
-
-  InitGfx();
-  InitElementProperties();	/* initializes IS_CHAR() for el2gfx() */
-
-  InitLevelAndPlayerInfo();
-  InitGadgets();		/* needs to know number of level series */
 
-  DrawMainMenu();
+struct FontBitmapInfo font_initial[NUM_INITIAL_FONTS];
 
-  InitNetworkServer();
-}
 
-void InitLevelAndPlayerInfo()
+static void InitTileClipmasks()
 {
-  int i;
+#if 0
+#if defined(TARGET_X11)
+  XGCValues clip_gc_values;
+  unsigned long clip_gc_valuemask;
 
-  /* choose default local player */
-  local_player = &stored_player[0];
+#if defined(TARGET_X11_NATIVE)
 
-  for (i=0; i<MAX_PLAYERS; i++)
+#if 0
+  GC copy_clipmask_gc;
+
+  static struct
   {
-    stored_player[i].joystick_fd = -1;	/* joystick device closed */
-    stored_player[i].connected = FALSE;
+    int start;
+    int count;
   }
-
-  local_player->connected = TRUE;
-
-  LoadLevelInfo();				/* global level info */
-  LoadSetup();					/* global setup info */
-  LoadLevelSetup_LastSeries();			/* last played series info */
-  LoadLevelSetup_SeriesInfo();			/* last played level info */
-}
-
-void InitNetworkServer()
-{
-#ifndef MSDOS
-  int nr_wanted;
+  tile_needs_clipping[] =
+  {
+    { GFX_SPIELER1_UP, 4 },
+    { GFX_SPIELER1_DOWN, 4 },
+    { GFX_SPIELER1_LEFT, 4 },
+    { GFX_SPIELER1_RIGHT, 4 },
+    { GFX_SPIELER1_PUSH_LEFT, 4 },
+    { GFX_SPIELER1_PUSH_RIGHT, 4 },
+    { GFX_SPIELER2_UP, 4 },
+    { GFX_SPIELER2_DOWN, 4 },
+    { GFX_SPIELER2_LEFT, 4 },
+    { GFX_SPIELER2_RIGHT, 4 },
+    { GFX_SPIELER2_PUSH_LEFT, 4 },
+    { GFX_SPIELER2_PUSH_RIGHT, 4 },
+    { GFX_SPIELER3_UP, 4 },
+    { GFX_SPIELER3_DOWN, 4 },
+    { GFX_SPIELER3_LEFT, 4 },
+    { GFX_SPIELER3_RIGHT, 4 },
+    { GFX_SPIELER3_PUSH_LEFT, 4 },
+    { GFX_SPIELER3_PUSH_RIGHT, 4 },
+    { GFX_SPIELER4_UP, 4 },
+    { GFX_SPIELER4_DOWN, 4 },
+    { GFX_SPIELER4_LEFT, 4 },
+    { GFX_SPIELER4_RIGHT, 4 },
+    { GFX_SPIELER4_PUSH_LEFT, 4 },
+    { GFX_SPIELER4_PUSH_RIGHT, 4 },
+    { GFX_SP_MURPHY, 1 },
+    { GFX_MURPHY_GO_LEFT, 3 },
+    { GFX_MURPHY_GO_RIGHT, 3 },
+    { GFX_MURPHY_SNAP_UP, 1 },
+    { GFX_MURPHY_SNAP_DOWN, 1 },
+    { GFX_MURPHY_SNAP_RIGHT, 1 },
+    { GFX_MURPHY_SNAP_LEFT, 1 },
+    { GFX_MURPHY_PUSH_RIGHT, 1 },
+    { GFX_MURPHY_PUSH_LEFT, 1 },
+    { GFX_GEBLUBBER, 4 },
+    { GFX_DYNAMIT, 7 },
+    { GFX_DYNABOMB, 4 },
+    { GFX_EXPLOSION, 8 },
+    { GFX_SOKOBAN_OBJEKT, 1 },
+    { GFX_FUNKELN_BLAU, 3 },
+    { GFX_FUNKELN_WEISS, 3 },
+    { GFX2_SHIELD_PASSIVE, 3 },
+    { GFX2_SHIELD_ACTIVE, 3 },
+    { -1, 0 }
+  };
 #endif
 
-  if (!options.network)
-    return;
-
-#ifndef MSDOS
-  nr_wanted = Request("Choose player", REQ_PLAYER | REQ_STAY_CLOSED);
-
-  if (!ConnectToServer(options.server_host, options.server_port))
-    Error(ERR_EXIT, "cannot connect to network game server");
-
-  SendToServer_PlayerName(setup.player_name);
-  SendToServer_ProtocolVersion();
-
-  if (nr_wanted)
-    SendToServer_NrWanted(nr_wanted);
-#endif
-}
+#endif /* TARGET_X11_NATIVE */
+#endif /* TARGET_X11 */
 
-void InitSound()
-{
   int i;
 
-  if (sound_status == SOUND_OFF)
-    return;
+  /* initialize pixmap array for special X11 tile clipping to Pixmap 'None' */
+  for (i=0; i<NUM_TILES; i++)
+    tile_clipmask[i] = None;
 
-#ifdef USE_SDL_LIBRARY
-  /* initialize SDL audio */
+#if defined(TARGET_X11)
+  /* This stuff is needed because X11 (XSetClipOrigin(), to be precise) is
+     often very slow when preparing a masked XCopyArea() for big Pixmaps.
+     To prevent this, create small (tile-sized) mask Pixmaps which will then
+     be set much faster with XSetClipOrigin() and speed things up a lot. */
 
-  if (SDL_Init(SDL_INIT_AUDIO) < 0)
-  {
-    Error(ERR_WARN, "SDL_Init() failed: %s\n", SDL_GetError());
-    sound_status = SOUND_OFF;
-    return;
-  }
+  clip_gc_values.graphics_exposures = False;
+  clip_gc_valuemask = GCGraphicsExposures;
+  tile_clip_gc = XCreateGC(display, window->drawable,
+			   clip_gc_valuemask, &clip_gc_values);
 
-  if (Mix_OpenAudio(22050, AUDIO_S16, 2, 256) < 0)
+#if 0
+  for (i=0; i<NUM_BITMAPS; i++)
   {
-    Error(ERR_WARN, "Mix_OpenAudio() failed: %s\n", SDL_GetError());
-    sound_status = SOUND_OFF;
-    return;
+    if (pix[i]->clip_mask)
+    {
+      clip_gc_values.graphics_exposures = False;
+      clip_gc_values.clip_mask = pix[i]->clip_mask;
+      clip_gc_valuemask = GCGraphicsExposures | GCClipMask;
+      pix[i]->stored_clip_gc = XCreateGC(display, window->drawable,
+					 clip_gc_valuemask, &clip_gc_values);
+    }
   }
+#endif
 
-  Mix_Volume(-1, SDL_MIX_MAXVOLUME / 4);
-  Mix_VolumeMusic(SDL_MIX_MAXVOLUME / 4);
-
-  sound_status = SOUND_AVAILABLE;
-  sound_loops_allowed = TRUE;
+#if defined(TARGET_X11_NATIVE)
 
-#else /* !USE_SDL_LIBRARY */
+#if 0
+  /* create graphic context structures needed for clipping */
+  clip_gc_values.graphics_exposures = False;
+  clip_gc_valuemask = GCGraphicsExposures;
+  copy_clipmask_gc = XCreateGC(display, pix[PIX_BACK]->clip_mask,
+			       clip_gc_valuemask, &clip_gc_values);
 
-#ifndef MSDOS
-  if (access(sound_device_name, W_OK) != 0)
+  /* create only those clipping Pixmaps we really need */
+  for (i=0; tile_needs_clipping[i].start>=0; i++)
   {
-    Error(ERR_WARN, "cannot access sound device - no sounds");
-    sound_status = SOUND_OFF;
-    return;
-  }
+    int j;
 
-  if ((sound_device = open(sound_device_name,O_WRONLY))<0)
-  {
-    Error(ERR_WARN, "cannot open sound device - no sounds");
-    sound_status = SOUND_OFF;
-    return;
-  }
+    for (j=0; j<tile_needs_clipping[i].count; j++)
+    {
+      int tile = tile_needs_clipping[i].start + j;
+      int graphic = tile;
+      int src_x, src_y;
+      Bitmap *src_bitmap;
+      Pixmap src_pixmap;
 
-  close(sound_device);
-  sound_status = SOUND_AVAILABLE;
+      getGraphicSource(graphic, &src_bitmap, &src_x, &src_y);
+      src_pixmap = src_bitmap->clip_mask;
 
-#ifdef VOXWARE
-  sound_loops_allowed = TRUE;
+      tile_clipmask[tile] = XCreatePixmap(display, window->drawable,
+					  TILEX, TILEY, 1);
 
-  /*
-  setup.sound_loops_on = TRUE;
-  */
+      XCopyArea(display, src_pixmap, tile_clipmask[tile], copy_clipmask_gc,
+		src_x, src_y, TILEX, TILEY, 0, 0);
+    }
+  }
 
+  XFreeGC(display, copy_clipmask_gc);
 #endif
-#else /* MSDOS */
-  sound_loops_allowed = TRUE;
 
-  /*
-  setup.sound_loops_on = TRUE;
-  */
+#endif /* TARGET_X11_NATIVE */
+#endif /* TARGET_X11 */
+#endif
+}
 
-#endif /* MSDOS */
-#endif /* !USE_SDL_LIBRARY */
+void FreeTileClipmasks()
+{
+#if 0
+#if defined(TARGET_X11)
+  int i;
 
-  for(i=0; i<NUM_SOUNDS; i++)
+  for (i=0; i<NUM_TILES; i++)
   {
-#ifdef MSDOS
-    sprintf(sound_name[i], "%d", i + 1);
-#endif
-
-#ifdef USE_SDL_LIBRARY
-    {
-      char *str = getStringCopy(sound_name[i]);
-      sprintf(str, "%d", i + 1);
-      Sound[i].name = str;
-    }
-#else
-    Sound[i].name = sound_name[i];
-#endif
-    if (!LoadSound(&Sound[i]))
+    if (tile_clipmask[i] != None)
     {
-      sound_status = SOUND_OFF;
-      return;
+      XFreePixmap(display, tile_clipmask[i]);
+      tile_clipmask[i] = None;
     }
   }
 
+  if (tile_clip_gc)
+    XFreeGC(display, tile_clip_gc);
+  tile_clip_gc = None;
+
 #if 0
-  sound_status = SOUND_OFF;
+  for (i=0; i<NUM_BITMAPS; i++)
+  {
+    if (pix[i] != NULL && pix[i]->stored_clip_gc)
+    {
+      XFreeGC(display, pix[i]->stored_clip_gc);
+      pix[i]->stored_clip_gc = None;
+    }
+  }
 #endif
 
+#endif /* TARGET_X11 */
+#endif
 }
 
-void InitSoundServer()
+void FreeGadgets()
 {
-  if (sound_status == SOUND_OFF)
-    return;
+  FreeLevelEditorGadgets();
+  FreeGameButtons();
+  FreeTapeButtons();
+  FreeToolButtons();
+  FreeScreenGadgets();
+}
 
-#ifdef USE_SDL_LIBRARY
-  return;
-#endif
+void InitGadgets()
+{
+  static boolean gadgets_initialized = FALSE;
 
-#ifndef MSDOS
+  if (gadgets_initialized)
+    FreeGadgets();
 
-  if (pipe(sound_pipe)<0)
-  {
-    Error(ERR_WARN, "cannot create pipe - no sounds");
-    sound_status = SOUND_OFF;
-    return;
-  }
+  CreateLevelEditorGadgets();
+  CreateGameButtons();
+  CreateTapeButtons();
+  CreateToolButtons();
+  CreateScreenGadgets();
 
-  if ((sound_process_id = fork()) < 0)
-  {       
-    Error(ERR_WARN, "cannot create sound server process - no sounds");
-    sound_status = SOUND_OFF;
-    return;
-  }
+  gadgets_initialized = TRUE;
+}
 
-  if (!sound_process_id)	/* we are child */
-  {
-    SoundServer();
+void InitElementSmallImages()
+{
+  struct PropertyMapping *property_mapping = getImageListPropertyMapping();
+  int num_property_mappings = getImageListPropertyMappingSize();
+  int i;
 
-    /* never reached */
-    exit(0);
-  }
-  else				/* we are parent */
-    close(sound_pipe[0]);	/* no reading from pipe needed */
+  /* initialize normal images from static configuration */
+  for (i=0; element_to_graphic[i].element > -1; i++)
+    CreateImageWithSmallImages(element_to_graphic[i].graphic);
 
-#else /* MSDOS */
+  /* initialize special images from static configuration */
+  for (i=0; element_to_special_graphic[i].element > -1; i++)
+    CreateImageWithSmallImages(element_to_special_graphic[i].graphic);
 
-  SoundServer();
+  /* initialize images from dynamic configuration */
+  for (i=0; i < num_property_mappings; i++)
+    if (property_mapping[i].artwork_index < MAX_NUM_ELEMENTS)
+      CreateImageWithSmallImages(property_mapping[i].artwork_index);
+}
 
-#endif /* MSDOS */
+static int getFontBitmapID(int font_nr)
+{
+  int special = -1;
+
+  if (game_status >= GAME_MODE_MAIN && game_status <= GAME_MODE_PSEUDO_PREVIEW)
+    special = game_status;
+  else if (game_status == GAME_MODE_PSEUDO_TYPENAME)
+    special = GFX_SPECIAL_ARG_MAIN;
+  else if (game_status == GAME_MODE_PLAYING)
+    special = GFX_SPECIAL_ARG_DOOR;
+
+  if (special != -1)
+    return font_info[font_nr].special_bitmap_id[special];
+  else
+    return font_nr;
 }
 
-void InitJoysticks()
+void InitFontGraphicInfo()
 {
-#ifdef USE_SDL_LIBRARY
-  static boolean sdl_joystick_subsystem_initialized = FALSE;
-#endif
+  static struct FontBitmapInfo *font_bitmap_info = NULL;
+  struct PropertyMapping *property_mapping = getImageListPropertyMapping();
+  int num_property_mappings = getImageListPropertyMappingSize();
+  int num_font_bitmaps = NUM_FONTS;
+  int i, j;
 
-  int i;
+  if (graphic_info == NULL)		/* still at startup phase */
+  {
+    InitFontInfo(font_initial, NUM_INITIAL_FONTS, getFontBitmapID);
 
-  if (global_joystick_status == JOYSTICK_OFF)
     return;
+  }
 
-  joystick_status = JOYSTICK_OFF;
+  /* ---------- initialize font graphic definitions ---------- */
 
-#ifdef USE_SDL_LIBRARY
+  /* always start with reliable default values (normal font graphics) */
+  for (i=0; i < NUM_FONTS; i++)
+    font_info[i].graphic = FONT_INITIAL_1;
 
-  if (!sdl_joystick_subsystem_initialized)
+  /* initialize normal font/graphic mapping from static configuration */
+  for (i=0; font_to_graphic[i].font_nr > -1; i++)
   {
-    sdl_joystick_subsystem_initialized = TRUE;
+    int font_nr = font_to_graphic[i].font_nr;
+    int special = font_to_graphic[i].special;
+    int graphic = font_to_graphic[i].graphic;
+
+    if (special != -1)
+      continue;
 
-    if (SDL_Init(SDL_INIT_JOYSTICK) < 0)
+    font_info[font_nr].graphic = graphic;
+  }
+
+  /* always start with reliable default values (special font graphics) */
+  for (i=0; i < NUM_FONTS; i++)
+  {
+    for (j=0; j < NUM_SPECIAL_GFX_ARGS; j++)
     {
-      Error(ERR_EXIT, "SDL_Init() failed: %s\n", SDL_GetError());
-      return;
+      font_info[i].special_graphic[j] = font_info[i].graphic;
+      font_info[i].special_bitmap_id[j] = i;
     }
   }
 
-  for (i=0; i<MAX_PLAYERS; i++)
+  /* initialize special font/graphic mapping from static configuration */
+  for (i=0; font_to_graphic[i].font_nr > -1; i++)
   {
-    char *device_name = setup.input[i].joy.device_name;
-    int joystick_nr = getJoystickNrFromDeviceName(device_name);
+    int font_nr = font_to_graphic[i].font_nr;
+    int special = font_to_graphic[i].special;
+    int graphic = font_to_graphic[i].graphic;
 
-    if (joystick_nr >= SDL_NumJoysticks())
-      joystick_nr = -1;
-
-    /* misuse joystick file descriptor variable to store joystick number */
-    stored_player[i].joystick_fd = joystick_nr;
+    if (special >= 0 && special < NUM_SPECIAL_GFX_ARGS)
+    {
+      font_info[font_nr].special_graphic[special] = graphic;
+      font_info[font_nr].special_bitmap_id[special] = num_font_bitmaps;
+      num_font_bitmaps++;
+    }
+  }
 
-    /* this allows subsequent calls to 'InitJoysticks' for re-initialization */
-    if (Check_SDL_JoystickOpened(joystick_nr))
-      Close_SDL_Joystick(joystick_nr);
+  /* initialize special element/graphic mapping from dynamic configuration */
+  for (i=0; i < num_property_mappings; i++)
+  {
+    int font_nr = property_mapping[i].base_index - MAX_NUM_ELEMENTS;
+    int special = property_mapping[i].ext3_index;
+    int graphic = property_mapping[i].artwork_index;
 
-    if (!setup.input[i].use_joystick)
+    if (font_nr < 0)
       continue;
 
-    if (!Open_SDL_Joystick(joystick_nr))
+    if (special >= 0 && special < NUM_SPECIAL_GFX_ARGS)
     {
-      Error(ERR_WARN, "cannot open joystick %d", joystick_nr);
-      continue;
+      font_info[font_nr].special_graphic[special] = graphic;
+      font_info[font_nr].special_bitmap_id[special] = num_font_bitmaps;
+      num_font_bitmaps++;
     }
-
-    joystick_status = JOYSTICK_AVAILABLE;
   }
 
-#else /* !USE_SDL_LIBRARY */
+  /* ---------- initialize font bitmap array ---------- */
 
-#ifndef MSDOS
-  for (i=0; i<MAX_PLAYERS; i++)
-  {
-    char *device_name = setup.input[i].joy.device_name;
+  if (font_bitmap_info != NULL)
+    FreeFontInfo(font_bitmap_info);
 
-    /* this allows subsequent calls to 'InitJoysticks' for re-initialization */
-    if (stored_player[i].joystick_fd != -1)
-    {
-      close(stored_player[i].joystick_fd);
-      stored_player[i].joystick_fd = -1;
-    }
+  font_bitmap_info =
+    checked_calloc(num_font_bitmaps * sizeof(struct FontBitmapInfo));
 
-    if (!setup.input[i].use_joystick)
-      continue;
+  /* ---------- initialize font bitmap definitions ---------- */
 
-    if (access(device_name, R_OK) != 0)
+  for (i=0; i < NUM_FONTS; i++)
+  {
+    if (i < NUM_INITIAL_FONTS)
     {
-      Error(ERR_WARN, "cannot access joystick device '%s'", device_name);
+      font_bitmap_info[i] = font_initial[i];
       continue;
     }
 
-    if ((stored_player[i].joystick_fd = open(device_name, O_RDONLY)) < 0)
+    for (j=0; j < NUM_SPECIAL_GFX_ARGS; j++)
     {
-      Error(ERR_WARN, "cannot open joystick device '%s'", device_name);
-      continue;
-    }
+      int font_bitmap_id = font_info[i].special_bitmap_id[j];
+      int graphic = font_info[i].special_graphic[j];
 
-    joystick_status = JOYSTICK_AVAILABLE;
-  }
+      /* set 'graphic_info' for font entries, if uninitialized (guessed) */
+      if (graphic_info[graphic].anim_frames < MIN_NUM_CHARS_PER_FONT)
+      {
+	graphic_info[graphic].anim_frames = DEFAULT_NUM_CHARS_PER_FONT;
+	graphic_info[graphic].anim_frames_per_line= DEFAULT_NUM_CHARS_PER_LINE;
+      }
 
-#else /* MSDOS */
+      /* copy font relevant information from graphics information */
+      font_bitmap_info[font_bitmap_id].bitmap = graphic_info[graphic].bitmap;
+      font_bitmap_info[font_bitmap_id].src_x  = graphic_info[graphic].src_x;
+      font_bitmap_info[font_bitmap_id].src_y  = graphic_info[graphic].src_y;
+      font_bitmap_info[font_bitmap_id].width  = graphic_info[graphic].width;
+      font_bitmap_info[font_bitmap_id].height = graphic_info[graphic].height;
+      font_bitmap_info[font_bitmap_id].draw_x = graphic_info[graphic].draw_x;
+      font_bitmap_info[font_bitmap_id].draw_y = graphic_info[graphic].draw_y;
+
+      font_bitmap_info[font_bitmap_id].num_chars =
+	graphic_info[graphic].anim_frames;
+      font_bitmap_info[font_bitmap_id].num_chars_per_line =
+	graphic_info[graphic].anim_frames_per_line;
+    }
+  }
 
-  /* try to access two joysticks; if that fails, try to access just one */
-  if (install_joystick(JOY_TYPE_2PADS) == 0 ||
-      install_joystick(JOY_TYPE_AUTODETECT) == 0)
-    joystick_status = JOYSTICK_AVAILABLE;
+  InitFontInfo(font_bitmap_info, num_font_bitmaps, getFontBitmapID);
+}
 
-  /*
-  load_joystick_data(JOYSTICK_FILENAME);
-  */
+void InitElementGraphicInfo()
+{
+  struct PropertyMapping *property_mapping = getImageListPropertyMapping();
+  int num_property_mappings = getImageListPropertyMappingSize();
+  int i, act, dir;
 
-  for (i=0; i<MAX_PLAYERS; i++)
+  /* set values to -1 to identify later as "uninitialized" values */
+  for (i=0; i<MAX_NUM_ELEMENTS; i++)
   {
-    char *device_name = setup.input[i].joy.device_name;
-    int joystick_nr = getJoystickNrFromDeviceName(device_name);
-
-    if (joystick_nr >= num_joysticks)
-      joystick_nr = -1;
+    for (act=0; act<NUM_ACTIONS; act++)
+    {
+      element_info[i].graphic[act] = -1;
+      element_info[i].crumbled[act] = -1;
 
-    /* misuse joystick file descriptor variable to store joystick number */
-    stored_player[i].joystick_fd = joystick_nr;
+      for (dir=0; dir<NUM_DIRECTIONS; dir++)
+      {
+	element_info[i].direction_graphic[act][dir] = -1;
+	element_info[i].direction_crumbled[act][dir] = -1;
+      }
+    }
   }
-#endif
 
-#endif /* !USE_SDL_LIBRARY */
-}
+  /* initialize normal element/graphic mapping from static configuration */
+  for (i=0; element_to_graphic[i].element > -1; i++)
+  {
+    int element      = element_to_graphic[i].element;
+    int action       = element_to_graphic[i].action;
+    int direction    = element_to_graphic[i].direction;
+    boolean crumbled = element_to_graphic[i].crumbled;
+    int graphic      = element_to_graphic[i].graphic;
 
-void InitDisplay()
-{
-#ifdef USE_SDL_LIBRARY
-  /* initialize SDL video */
-  if (SDL_Init(SDL_INIT_VIDEO) < 0)
-    Error(ERR_EXIT, "SDL_Init() failed: %s\n", SDL_GetError());
+    if (graphic_info[graphic].bitmap == NULL)
+      continue;
 
-  /* automatically cleanup SDL stuff after exit() */
-  atexit(SDL_Quit);
+    if ((action > -1 || direction > -1 || crumbled == TRUE) &&
+	el2img(element) != -1)
+    {
+      boolean base_redefined = getImageListEntry(el2img(element))->redefined;
+      boolean act_dir_redefined = getImageListEntry(graphic)->redefined;
+
+      /* if the base graphic ("emerald", for example) has been redefined,
+      	 but not the action graphic ("emerald.falling", for example), do not
+	 use an existing (in this case considered obsolete) action graphic
+	 anymore, but use the automatically determined default graphic */
+      if (base_redefined && !act_dir_redefined)
+	continue;
+    }
 
-#else /* !USE_SDL_LIBRARY */
+    if (action < 0)
+      action = ACTION_DEFAULT;
 
-#ifndef MSDOS
-  XVisualInfo vinfo_template, *vinfo;
-  int num_visuals;
-#endif
-  unsigned int depth;
-
-  /* connect to X server */
-  if (!(display = XOpenDisplay(options.display_name)))
-    Error(ERR_EXIT, "cannot connect to X server %s",
-	  XDisplayName(options.display_name));
-
-  screen = DefaultScreen(display);
-  visual = DefaultVisual(display, screen);
-  depth  = DefaultDepth(display, screen);
-  cmap   = DefaultColormap(display, screen);
-
-#ifndef MSDOS
-  /* look for good enough visual */
-  vinfo_template.screen = screen;
-  vinfo_template.class = (depth == 8 ? PseudoColor : TrueColor);
-  vinfo_template.depth = depth;
-  if ((vinfo = XGetVisualInfo(display, VisualScreenMask | VisualClassMask |
-			      VisualDepthMask, &vinfo_template, &num_visuals)))
-  {
-    visual = vinfo->visual;
-    XFree((void *)vinfo);
+    if (crumbled)
+    {
+      if (direction > -1)
+	element_info[element].direction_crumbled[action][direction] = graphic;
+      else
+	element_info[element].crumbled[action] = graphic;
+    }
+    else
+    {
+      if (direction > -1)
+	element_info[element].direction_graphic[action][direction] = graphic;
+      else
+	element_info[element].graphic[action] = graphic;
+    }
   }
 
-  /* got appropriate visual? */
-  if (depth < 8)
+  /* initialize normal element/graphic mapping from dynamic configuration */
+  for (i=0; i < num_property_mappings; i++)
   {
-    printf("Sorry, displays with less than 8 bits per pixel not supported.\n");
-    exit(-1);
-  }
-  else if ((depth ==8 && visual->class != PseudoColor) ||
-	   (depth > 8 && visual->class != TrueColor &&
-	    visual->class != DirectColor))
-  {
-    printf("Sorry, cannot get appropriate visual.\n");
-    exit(-1);
-  }
-#endif /* !MSDOS */
-#endif /* !USE_SDL_LIBRARY */
-}
+    int element   = property_mapping[i].base_index;
+    int action    = property_mapping[i].ext1_index;
+    int direction = property_mapping[i].ext2_index;
+    int special   = property_mapping[i].ext3_index;
+    int graphic   = property_mapping[i].artwork_index;
+    boolean crumbled = FALSE;
 
-void InitWindow(int argc, char *argv[])
-{
-#ifdef USE_SDL_LIBRARY
-  /* open SDL video output device (window or fullscreen mode) */
-  if ((window = SDL_SetVideoMode(WIN_XSIZE, WIN_YSIZE, WIN_SDL_DEPTH,
-				 SDL_HWSURFACE))
-      == NULL)
-    Error(ERR_EXIT, "SDL_SetVideoMode() failed: %s\n", SDL_GetError());
-
-  /* set window and icon title */
-  SDL_WM_SetCaption(WINDOW_TITLE_STRING, WINDOW_TITLE_STRING);
-
-  /* set event filter to filter out certain mouse motion events */
-  SDL_SetEventFilter(EventFilter);
-
-#else /* !USE_SDL_LIBRARY */
-
-  unsigned int border_width = 4;
-  XGCValues gc_values;
-  unsigned long gc_valuemask;
-#ifndef MSDOS
-  XTextProperty windowName, iconName;
-  Pixmap icon_pixmap, iconmask_pixmap;
-  unsigned int icon_width, icon_height;
-  int icon_hot_x, icon_hot_y;
-  char icon_filename[256];
-  XSizeHints size_hints;
-  XWMHints wm_hints;
-  XClassHint class_hints;
-  char *window_name = WINDOW_TITLE_STRING;
-  char *icon_name = WINDOW_TITLE_STRING;
-  long window_event_mask;
-  Atom proto_atom = None, delete_atom = None;
-#endif
-  int screen_width, screen_height;
-  int win_xpos = WIN_XPOS, win_ypos = WIN_YPOS;
-  unsigned long pen_fg = WhitePixel(display,screen);
-  unsigned long pen_bg = BlackPixel(display,screen);
-  const int width = WIN_XSIZE, height = WIN_YSIZE;
-
-#ifndef MSDOS
-  static struct IconFileInfo icon_pic =
-  {
-    "rocks_icon.xbm",
-    "rocks_iconmask.xbm"
-  };
-#endif
+    if (special == GFX_SPECIAL_ARG_CRUMBLED)
+    {
+      special = -1;
+      crumbled = TRUE;
+    }
 
-  screen_width = XDisplayWidth(display, screen);
-  screen_height = XDisplayHeight(display, screen);
-
-  win_xpos = (screen_width - width) / 2;
-  win_ypos = (screen_height - height) / 2;
-
-  window = XCreateSimpleWindow(display, RootWindow(display, screen),
-			       win_xpos, win_ypos, width, height, border_width,
-			       pen_fg, pen_bg);
-
-#ifndef MSDOS
-  proto_atom = XInternAtom(display, "WM_PROTOCOLS", FALSE);
-  delete_atom = XInternAtom(display, "WM_DELETE_WINDOW", FALSE);
-  if ((proto_atom != None) && (delete_atom != None))
-    XChangeProperty(display, window, proto_atom, XA_ATOM, 32,
-		    PropModePrepend, (unsigned char *) &delete_atom, 1);
-
-  sprintf(icon_filename, "%s/%s/%s",
-	  options.ro_base_directory, GRAPHICS_DIRECTORY,
-	  icon_pic.picture_filename);
-  XReadBitmapFile(display,window,icon_filename,
-		  &icon_width,&icon_height,
-		  &icon_pixmap,&icon_hot_x,&icon_hot_y);
-  if (!icon_pixmap)
-    Error(ERR_EXIT, "cannot read icon bitmap file '%s'", icon_filename);
-
-  sprintf(icon_filename, "%s/%s/%s",
-	  options.ro_base_directory, GRAPHICS_DIRECTORY,
-	  icon_pic.picturemask_filename);
-  XReadBitmapFile(display,window,icon_filename,
-		  &icon_width,&icon_height,
-		  &iconmask_pixmap,&icon_hot_x,&icon_hot_y);
-  if (!iconmask_pixmap)
-    Error(ERR_EXIT, "cannot read icon bitmap file '%s'", icon_filename);
-
-  size_hints.width  = size_hints.min_width  = size_hints.max_width  = width;
-  size_hints.height = size_hints.min_height = size_hints.max_height = height;
-  size_hints.flags = PSize | PMinSize | PMaxSize;
-
-  if (win_xpos || win_ypos)
-  {
-    size_hints.x = win_xpos;
-    size_hints.y = win_ypos;
-    size_hints.flags |= PPosition;
-  }
+    if (graphic_info[graphic].bitmap == NULL)
+      continue;
 
-  if (!XStringListToTextProperty(&window_name, 1, &windowName))
-    Error(ERR_EXIT, "structure allocation for windowName failed");
+    if (element >= MAX_NUM_ELEMENTS || special != -1)
+      continue;
 
-  if (!XStringListToTextProperty(&icon_name, 1, &iconName))
-    Error(ERR_EXIT, "structure allocation for iconName failed");
+    if (action < 0)
+      action = ACTION_DEFAULT;
 
-  wm_hints.initial_state = NormalState;
-  wm_hints.input = True;
-  wm_hints.icon_pixmap = icon_pixmap;
-  wm_hints.icon_mask = iconmask_pixmap;
-  wm_hints.flags = StateHint | IconPixmapHint | IconMaskHint | InputHint;
+    if (crumbled)
+    {
+      if (direction < 0)
+	for (dir=0; dir<NUM_DIRECTIONS; dir++)
+	  element_info[element].direction_crumbled[action][dir] = -1;
+
+      if (direction > -1)
+	element_info[element].direction_crumbled[action][direction] = graphic;
+      else
+	element_info[element].crumbled[action] = graphic;
+    }
+    else
+    {
+      if (direction < 0)
+	for (dir=0; dir<NUM_DIRECTIONS; dir++)
+	  element_info[element].direction_graphic[action][dir] = -1;
+
+      if (direction > -1)
+	element_info[element].direction_graphic[action][direction] = graphic;
+      else
+	element_info[element].graphic[action] = graphic;
+    }
+  }
 
-  class_hints.res_name = program_name;
-  class_hints.res_class = "Rocks'n'Diamonds";
+  /* now copy all graphics that are defined to be cloned from other graphics */
+  for (i=0; i<MAX_NUM_ELEMENTS; i++)
+  {
+    int graphic = element_info[i].graphic[ACTION_DEFAULT];
+    int crumbled_like, diggable_like;
 
-  XSetWMProperties(display, window, &windowName, &iconName, 
-		   argv, argc, &size_hints, &wm_hints, 
-		   &class_hints);
+    if (graphic == -1)
+      continue;
 
-  XFree(windowName.value);
-  XFree(iconName.value);
+    crumbled_like = graphic_info[graphic].crumbled_like;
+    diggable_like = graphic_info[graphic].diggable_like;
 
-  /* Select event types wanted */
-  window_event_mask =
-    ExposureMask | StructureNotifyMask | FocusChangeMask |
-    ButtonPressMask | ButtonReleaseMask | PointerMotionMask |
-    PointerMotionHintMask | KeyPressMask | KeyReleaseMask;
+    if (crumbled_like != -1 && element_info[i].crumbled[ACTION_DEFAULT] == -1)
+    {
+      for (act=0; act<NUM_ACTIONS; act++)
+	element_info[i].crumbled[act] =
+	  element_info[crumbled_like].crumbled[act];
+      for (act=0; act<NUM_ACTIONS; act++)
+	for (dir=0; dir<NUM_DIRECTIONS; dir++)
+	  element_info[i].direction_crumbled[act][dir] =
+	    element_info[crumbled_like].direction_crumbled[act][dir];
+    }
 
-  XSelectInput(display, window, window_event_mask);
-#endif
+    if (diggable_like != -1 && element_info[i].graphic[ACTION_DIGGING] == -1)
+    {
+      element_info[i].graphic[ACTION_DIGGING] =
+	element_info[diggable_like].graphic[ACTION_DIGGING];
+      for (dir=0; dir<NUM_DIRECTIONS; dir++)
+	element_info[i].direction_graphic[ACTION_DIGGING][dir] =
+	  element_info[diggable_like].direction_graphic[ACTION_DIGGING][dir];
+    }
+  }
 
-  /* create GC for drawing with window depth and background color (black) */
-  gc_values.graphics_exposures = False;
-  gc_values.foreground = pen_bg;
-  gc_values.background = pen_bg;
-  gc_valuemask = GCGraphicsExposures | GCForeground | GCBackground;
-  gc = XCreateGC(display, window, gc_valuemask, &gc_values);
-#endif /* !USE_SDL_LIBRARY */
-}
+#if 1
+  /* now set all undefined/invalid graphics to -1 to set to default after it */
+  for (i=0; i<MAX_NUM_ELEMENTS; i++)
+  {
+    for (act=0; act<NUM_ACTIONS; act++)
+    {
+      if (graphic_info[element_info[i].graphic[act]].bitmap == NULL)
+	element_info[i].graphic[act] = -1;
 
-void InitGfx()
-{
-  int i,j;
+      if (graphic_info[element_info[i].crumbled[act]].bitmap == NULL)
+	element_info[i].crumbled[act] = -1;
 
-#ifdef USE_SDL_LIBRARY
-  SDL_Surface *sdl_image_tmp;
-#else
-  GC copy_clipmask_gc;
-  XGCValues clip_gc_values;
-  unsigned long clip_gc_valuemask;
-#endif
+      for (dir=0; dir<NUM_DIRECTIONS; dir++)
+      {
+	int graphic;
 
-#ifdef MSDOS
-  static struct PictureFileInfo pic[NUM_PICTURES] =
-  {
-    { "Screen",	TRUE },
-    { "Door",	TRUE },
-    { "Heroes",	TRUE },
-    { "Toons",	TRUE },
-    { "SP",	TRUE },
-    { "DC",	TRUE },
-    { "More",	TRUE },
-    { "Font",	FALSE },
-    { "Font2",	FALSE },
-    { "Font3",	FALSE }
-  }; 
-#else
-  static struct PictureFileInfo pic[NUM_PICTURES] =
-  {
-    { "RocksScreen",	TRUE },
-    { "RocksDoor",	TRUE },
-    { "RocksHeroes",	TRUE },
-    { "RocksToons",	TRUE },
-    { "RocksSP",	TRUE },
-    { "RocksDC",	TRUE },
-    { "RocksMore",	TRUE },
-    { "RocksFont",	FALSE },
-    { "RocksFont2",	FALSE },
-    { "RocksFont3",	FALSE }
-  }; 
-#endif
+	graphic = element_info[i].direction_graphic[act][dir];
+	if (graphic_info[graphic].bitmap == NULL)
+	  element_info[i].direction_graphic[act][dir] = -1;
 
-#ifdef DEBUG
-#if 0
-  static struct PictureFileInfo test_pic1 =
-  {
-    "RocksFont2",
-    FALSE
-  };
-  static struct PictureFileInfo test_pic2 =
-  {
-    "mouse",
-    FALSE
-  };
-#endif
+	graphic = element_info[i].direction_crumbled[act][dir];
+	if (graphic_info[graphic].bitmap == NULL)
+	  element_info[i].direction_crumbled[act][dir] = -1;
+      }
+    }
+  }
 #endif
 
-  static struct
-  {
-    int start;
-    int count;
-  }
-  tile_needs_clipping[] =
+  /* now set all '-1' values to element specific default values */
+  for (i=0; i<MAX_NUM_ELEMENTS; i++)
   {
-    { GFX_SPIELER1_UP, 4 },
-    { GFX_SPIELER1_DOWN, 4 },
-    { GFX_SPIELER1_LEFT, 4 },
-    { GFX_SPIELER1_RIGHT, 4 },
-    { GFX_SPIELER1_PUSH_LEFT, 4 },
-    { GFX_SPIELER1_PUSH_RIGHT, 4 },
-    { GFX_SPIELER2_UP, 4 },
-    { GFX_SPIELER2_DOWN, 4 },
-    { GFX_SPIELER2_LEFT, 4 },
-    { GFX_SPIELER2_RIGHT, 4 },
-    { GFX_SPIELER2_PUSH_LEFT, 4 },
-    { GFX_SPIELER2_PUSH_RIGHT, 4 },
-    { GFX_SPIELER3_UP, 4 },
-    { GFX_SPIELER3_DOWN, 4 },
-    { GFX_SPIELER3_LEFT, 4 },
-    { GFX_SPIELER3_RIGHT, 4 },
-    { GFX_SPIELER3_PUSH_LEFT, 4 },
-    { GFX_SPIELER3_PUSH_RIGHT, 4 },
-    { GFX_SPIELER4_UP, 4 },
-    { GFX_SPIELER4_DOWN, 4 },
-    { GFX_SPIELER4_LEFT, 4 },
-    { GFX_SPIELER4_RIGHT, 4 },
-    { GFX_SPIELER4_PUSH_LEFT, 4 },
-    { GFX_SPIELER4_PUSH_RIGHT, 4 },
-    { GFX_SP_MURPHY, 1 },
-    { GFX_MURPHY_GO_LEFT, 3 },
-    { GFX_MURPHY_GO_RIGHT, 3 },
-    { GFX_MURPHY_SNAP_UP, 1 },
-    { GFX_MURPHY_SNAP_DOWN, 1 },
-    { GFX_MURPHY_SNAP_RIGHT, 1 },
-    { GFX_MURPHY_SNAP_LEFT, 1 },
-    { GFX_MURPHY_PUSH_RIGHT, 1 },
-    { GFX_MURPHY_PUSH_LEFT, 1 },
-    { GFX_GEBLUBBER, 4 },
-    { GFX_DYNAMIT, 7 },
-    { GFX_DYNABOMB, 4 },
-    { GFX_EXPLOSION, 8 },
-    { GFX_SOKOBAN_OBJEKT, 1 },
-    { GFX_FUNKELN_BLAU, 3 },
-    { GFX_FUNKELN_WEISS, 3 },
-    { GFX2_SHIELD_PASSIVE, 3 },
-    { GFX2_SHIELD_ACTIVE, 3 },
-    { -1, 0 }
-  };
+    int default_graphic = element_info[i].graphic[ACTION_DEFAULT];
+    int default_crumbled = element_info[i].crumbled[ACTION_DEFAULT];
+    int default_direction_graphic[NUM_DIRECTIONS];
+    int default_direction_crumbled[NUM_DIRECTIONS];
 
-#if DEBUG_TIMING
-  debug_print_timestamp(0, NULL);	/* initialize timestamp function */
-#endif
+    if (default_graphic == -1)
+      default_graphic = IMG_CHAR_QUESTION;
+    if (default_crumbled == -1)
+      default_crumbled = IMG_EMPTY;
+
+    for (dir=0; dir<NUM_DIRECTIONS; dir++)
+    {
+      default_direction_graphic[dir] =
+	element_info[i].direction_graphic[ACTION_DEFAULT][dir];
+      default_direction_crumbled[dir] =
+	element_info[i].direction_crumbled[ACTION_DEFAULT][dir];
+
+      if (default_direction_graphic[dir] == -1)
+	default_direction_graphic[dir] = default_graphic;
+      if (default_direction_crumbled[dir] == -1)
+	default_direction_crumbled[dir] = default_crumbled;
+    }
+
+    for (act=0; act<NUM_ACTIONS; act++)
+    {
+      boolean act_remove = ((IS_DIGGABLE(i)    && act == ACTION_DIGGING)  ||
+			    (IS_SNAPPABLE(i)   && act == ACTION_SNAPPING) ||
+			    (IS_COLLECTIBLE(i) && act == ACTION_COLLECTING));
+
+      /* generic default action graphic (defined by "[default]" directive) */
+      int default_action_graphic = element_info[EL_DEFAULT].graphic[act];
+      int default_action_crumbled = element_info[EL_DEFAULT].crumbled[act];
+
+      /* look for special default action graphic (classic game specific) */
+      if (IS_BD_ELEMENT(i) && element_info[EL_BD_DEFAULT].graphic[act] != -1)
+	default_action_graphic = element_info[EL_BD_DEFAULT].graphic[act];
+      if (IS_SP_ELEMENT(i) && element_info[EL_SP_DEFAULT].graphic[act] != -1)
+	default_action_graphic = element_info[EL_SP_DEFAULT].graphic[act];
+      if (IS_SB_ELEMENT(i) && element_info[EL_SB_DEFAULT].graphic[act] != -1)
+	default_action_graphic = element_info[EL_SB_DEFAULT].graphic[act];
+
+      if (IS_BD_ELEMENT(i) && element_info[EL_BD_DEFAULT].crumbled[act] != -1)
+	default_action_crumbled = element_info[EL_BD_DEFAULT].crumbled[act];
+      if (IS_SP_ELEMENT(i) && element_info[EL_SP_DEFAULT].crumbled[act] != -1)
+	default_action_crumbled = element_info[EL_SP_DEFAULT].crumbled[act];
+      if (IS_SB_ELEMENT(i) && element_info[EL_SB_DEFAULT].crumbled[act] != -1)
+	default_action_crumbled = element_info[EL_SB_DEFAULT].crumbled[act];
+
+      if (default_action_graphic == -1)
+	default_action_graphic = default_graphic;
+      if (default_action_crumbled == -1)
+	default_action_crumbled = default_crumbled;
+
+      for (dir=0; dir<NUM_DIRECTIONS; dir++)
+      {
+	int default_action_direction_graphic = element_info[i].graphic[act];
+	int default_action_direction_crumbled = element_info[i].crumbled[act];
+
+	/* no graphic for current action -- use default direction graphic */
+	if (default_action_direction_graphic == -1)
+	  default_action_direction_graphic =
+	    (act_remove ? IMG_EMPTY : default_direction_graphic[dir]);
+	if (default_action_direction_crumbled == -1)
+	  default_action_direction_crumbled =
+	    (act_remove ? IMG_EMPTY : default_direction_crumbled[dir]);
+
+	if (element_info[i].direction_graphic[act][dir] == -1)
+	  element_info[i].direction_graphic[act][dir] =
+	    default_action_direction_graphic;
+	if (element_info[i].direction_crumbled[act][dir] == -1)
+	  element_info[i].direction_crumbled[act][dir] =
+	    default_action_direction_crumbled;
+      }
+
+      /* no graphic for this specific action -- use default action graphic */
+      if (element_info[i].graphic[act] == -1)
+	element_info[i].graphic[act] =
+	  (act_remove ? IMG_EMPTY : default_action_graphic);
+      if (element_info[i].crumbled[act] == -1)
+	element_info[i].crumbled[act] =
+	  (act_remove ? IMG_EMPTY : default_action_crumbled);
+    }
+  }
 
-#ifdef DEBUG
 #if 0
-  printf("Test: Loading RocksFont2.pcx ...\n");
-  LoadGfx(PIX_SMALLFONT,&test_pic1);
-  printf("Test: Done.\n");
-  printf("Test: Loading mouse.pcx ...\n");
-  LoadGfx(PIX_SMALLFONT,&test_pic2);
-  printf("Test: Done.\n");
+#if DEBUG
+  if (options.verbose)
+  {
+    for (i=0; i<MAX_NUM_ELEMENTS; i++)
+      if (element_info[i].graphic[ACTION_DEFAULT] == IMG_CHAR_QUESTION &&
+	  i != EL_CHAR_QUESTION)
+	Error(ERR_RETURN, "warning: no graphic for element '%s' (%d)",
+	      element_info[i].token_name, i);
+  }
 #endif
 #endif
+}
 
-  LoadGfx(PIX_SMALLFONT,&pic[PIX_SMALLFONT]);
-  DrawInitText(WINDOW_TITLE_STRING,20,FC_YELLOW);
-  DrawInitText(COPYRIGHT_STRING,50,FC_RED);
-#ifdef MSDOS
-  DrawInitText("MSDOS version done by Guido Schulz",210,FC_BLUE);
-  rest(200);
-#endif /* MSDOS */
-  DrawInitText("Loading graphics:",120,FC_GREEN);
-
-  for(i=0; i<NUM_PICTURES; i++)
-    if (i != PIX_SMALLFONT)
-      LoadGfx(i,&pic[i]);
-
-#if DEBUG_TIMING
-  debug_print_timestamp(0, "SUMMARY LOADING ALL GRAPHICS:");
-#endif
+void InitElementSpecialGraphicInfo()
+{
+  struct PropertyMapping *property_mapping = getImageListPropertyMapping();
+  int num_property_mappings = getImageListPropertyMappingSize();
+  int i, j;
+
+  /* always start with reliable default values */
+  for (i=0; i < MAX_NUM_ELEMENTS; i++)
+    for (j=0; j < NUM_SPECIAL_GFX_ARGS; j++)
+      element_info[i].special_graphic[j] =
+	element_info[i].graphic[ACTION_DEFAULT];
+
+  /* initialize special element/graphic mapping from static configuration */
+  for (i=0; element_to_special_graphic[i].element > -1; i++)
+  {
+    int element = element_to_special_graphic[i].element;
+    int special = element_to_special_graphic[i].special;
+    int graphic = element_to_special_graphic[i].graphic;
+    boolean base_redefined = getImageListEntry(el2img(element))->redefined;
+    boolean special_redefined = getImageListEntry(graphic)->redefined;
+
+    /* if the base graphic ("emerald", for example) has been redefined,
+       but not the special graphic ("emerald.EDITOR", for example), do not
+       use an existing (in this case considered obsolete) special graphic
+       anymore, but use the automatically created (down-scaled) graphic */
+    if (base_redefined && !special_redefined)
+      continue;
 
-#ifdef USE_SDL_LIBRARY
-  /* create some native image surfaces for double-buffer purposes */
+    element_info[element].special_graphic[special] = graphic;
+  }
+
+  /* initialize special element/graphic mapping from dynamic configuration */
+  for (i=0; i < num_property_mappings; i++)
+  {
+    int element = property_mapping[i].base_index;
+    int special = property_mapping[i].ext3_index;
+    int graphic = property_mapping[i].artwork_index;
 
-  /* create double-buffer surface for background image */
-  if ((sdl_image_tmp = SDL_CreateRGBSurface(SDL_SWSURFACE,
-					    WIN_XSIZE, WIN_YSIZE,
-					    WIN_SDL_DEPTH, 0, 0, 0, 0))
-      == NULL)
-    Error(ERR_EXIT, "SDL_CreateRGBSurface() failed: %s\n", SDL_GetError());
+    if (element >= MAX_NUM_ELEMENTS)
+      continue;
 
-  if ((pix[PIX_DB_BACK] = SDL_DisplayFormat(sdl_image_tmp)) == NULL)
-    Error(ERR_EXIT, "SDL_DisplayFormat() failed: %s\n", SDL_GetError());
+    if (special >= 0 && special < NUM_SPECIAL_GFX_ARGS)
+      element_info[element].special_graphic[special] = graphic;
+  }
 
-  SDL_FreeSurface(sdl_image_tmp);
+#if 1
+  /* now set all undefined/invalid graphics to default */
+  for (i=0; i < MAX_NUM_ELEMENTS; i++)
+    for (j=0; j < NUM_SPECIAL_GFX_ARGS; j++)
+      if (graphic_info[element_info[i].special_graphic[j]].bitmap == NULL)
+	element_info[i].special_graphic[j] =
+	  element_info[i].graphic[ACTION_DEFAULT];
+#endif
+}
 
-  /* create double-buffer surface for door image */
-  if ((sdl_image_tmp = SDL_CreateRGBSurface(SDL_SWSURFACE,
-					    3 * DXSIZE, DYSIZE + VYSIZE,
-					    WIN_SDL_DEPTH, 0, 0, 0, 0))
-      == NULL)
-    Error(ERR_EXIT, "SDL_CreateRGBSurface() failed: %s\n", SDL_GetError());
+static int get_element_from_token(char *token)
+{
+  int i;
 
-  if ((pix[PIX_DB_DOOR] = SDL_DisplayFormat(sdl_image_tmp)) == NULL)
-    Error(ERR_EXIT, "SDL_DisplayFormat() failed: %s\n", SDL_GetError());
+  for (i=0; i < MAX_NUM_ELEMENTS; i++)
+    if (strcmp(element_info[i].token_name, token) == 0)
+      return i;
 
-  SDL_FreeSurface(sdl_image_tmp);
+  return -1;
+}
 
-  /* create double-buffer surface for field image */
-  if ((sdl_image_tmp = SDL_CreateRGBSurface(SDL_SWSURFACE,
-					    FXSIZE, FYSIZE,
-					    WIN_SDL_DEPTH, 0, 0, 0, 0))
-      == NULL)
-    Error(ERR_EXIT, "SDL_CreateRGBSurface() failed: %s\n", SDL_GetError());
+static void set_graphic_parameters(int graphic, char **parameter_raw)
+{
+  Bitmap *src_bitmap = getBitmapFromImageID(graphic);
+  int parameter[NUM_GFX_ARGS];
+  int anim_frames_per_row = 1, anim_frames_per_col = 1;
+  int anim_frames_per_line = 1;
+  int i;
 
-  if ((pix[PIX_DB_FIELD] = SDL_DisplayFormat(sdl_image_tmp)) == NULL)
-    Error(ERR_EXIT, "SDL_DisplayFormat() failed: %s\n", SDL_GetError());
+  /* get integer values from string parameters */
+  for (i=0; i < NUM_GFX_ARGS; i++)
+  {
+    parameter[i] =
+      get_parameter_value(image_config_suffix[i].token, parameter_raw[i],
+			  image_config_suffix[i].type);
 
-  SDL_FreeSurface(sdl_image_tmp);
+    if (image_config_suffix[i].type == TYPE_TOKEN)
+      parameter[i] = get_element_from_token(parameter_raw[i]);
+  }
 
-  /* initialize surface array to 'NULL' */
-  for(i=0; i<NUM_TILES; i++)
-    tile_masked[i] = NULL;
+  graphic_info[graphic].bitmap = src_bitmap;
+
+  /* start with reliable default values */
+  graphic_info[graphic].src_x = 0;
+  graphic_info[graphic].src_y = 0;
+  graphic_info[graphic].width = TILEX;
+  graphic_info[graphic].height = TILEY;
+  graphic_info[graphic].offset_x = 0;	/* one or both of these values ... */
+  graphic_info[graphic].offset_y = 0;	/* ... will be corrected later */
+  graphic_info[graphic].crumbled_like = -1;	/* do not use clone element */
+  graphic_info[graphic].diggable_like = -1;	/* do not use clone element */
+
+  /* optional x and y tile position of animation frame sequence */
+  if (parameter[GFX_ARG_XPOS] != ARG_UNDEFINED_VALUE)
+    graphic_info[graphic].src_x = parameter[GFX_ARG_XPOS] * TILEX;
+  if (parameter[GFX_ARG_YPOS] != ARG_UNDEFINED_VALUE)
+    graphic_info[graphic].src_y = parameter[GFX_ARG_YPOS] * TILEY;
+
+  /* optional x and y pixel position of animation frame sequence */
+  if (parameter[GFX_ARG_X] != ARG_UNDEFINED_VALUE)
+    graphic_info[graphic].src_x = parameter[GFX_ARG_X];
+  if (parameter[GFX_ARG_Y] != ARG_UNDEFINED_VALUE)
+    graphic_info[graphic].src_y = parameter[GFX_ARG_Y];
+
+  /* optional width and height of each animation frame */
+  if (parameter[GFX_ARG_WIDTH] != ARG_UNDEFINED_VALUE)
+    graphic_info[graphic].width = parameter[GFX_ARG_WIDTH];
+  if (parameter[GFX_ARG_HEIGHT] != ARG_UNDEFINED_VALUE)
+    graphic_info[graphic].height = parameter[GFX_ARG_HEIGHT];
+
+  if (src_bitmap)
+  {
+    anim_frames_per_row = src_bitmap->width  / graphic_info[graphic].width;
+    anim_frames_per_col = src_bitmap->height / graphic_info[graphic].height;
+  }
 
-  /* create only those masked surfaces we really need */
-  for(i=0; tile_needs_clipping[i].start>=0; i++)
+  /* correct x or y offset dependent of vertical or horizontal frame order */
+  if (parameter[GFX_ARG_VERTICAL])	/* frames are ordered vertically */
   {
-    for(j=0; j<tile_needs_clipping[i].count; j++)
-    {
-      int tile = tile_needs_clipping[i].start + j;
-      int graphic = tile;
-      int src_x, src_y;
-      int bitmap_nr;
-      Bitmap src_bitmap;
+    graphic_info[graphic].offset_y =
+      (parameter[GFX_ARG_OFFSET] != ARG_UNDEFINED_VALUE ?
+       parameter[GFX_ARG_OFFSET] : graphic_info[graphic].height);
+    anim_frames_per_line = anim_frames_per_col;
+  }
+  else					/* frames are ordered horizontally */
+  {
+    graphic_info[graphic].offset_x =
+      (parameter[GFX_ARG_OFFSET] != ARG_UNDEFINED_VALUE ?
+       parameter[GFX_ARG_OFFSET] : graphic_info[graphic].width);
+    anim_frames_per_line = anim_frames_per_row;
+  }
+
+  /* optionally, the x and y offset of frames can be specified directly */
+  if (parameter[GFX_ARG_XOFFSET] != ARG_UNDEFINED_VALUE)
+    graphic_info[graphic].offset_x = parameter[GFX_ARG_XOFFSET];
+  if (parameter[GFX_ARG_YOFFSET] != ARG_UNDEFINED_VALUE)
+    graphic_info[graphic].offset_y = parameter[GFX_ARG_YOFFSET];
+
+  /* automatically determine correct number of frames, if not defined */
+  if (parameter[GFX_ARG_FRAMES] != ARG_UNDEFINED_VALUE)
+    graphic_info[graphic].anim_frames = parameter[GFX_ARG_FRAMES];
+  else if (parameter[GFX_ARG_XPOS] == 0 && !parameter[GFX_ARG_VERTICAL])
+    graphic_info[graphic].anim_frames =	anim_frames_per_row;
+  else if (parameter[GFX_ARG_YPOS] == 0 && parameter[GFX_ARG_VERTICAL])
+    graphic_info[graphic].anim_frames =	anim_frames_per_col;
+  else
+    graphic_info[graphic].anim_frames = 1;
+
+  graphic_info[graphic].anim_frames_per_line =
+    (parameter[GFX_ARG_FRAMES_PER_LINE] != ARG_UNDEFINED_VALUE ?
+     parameter[GFX_ARG_FRAMES_PER_LINE] : anim_frames_per_line);
+
+  graphic_info[graphic].anim_delay = parameter[GFX_ARG_DELAY];
+  if (graphic_info[graphic].anim_delay == 0)	/* delay must be at least 1 */
+    graphic_info[graphic].anim_delay = 1;
+
+  graphic_info[graphic].anim_mode = parameter[GFX_ARG_ANIM_MODE];
+  if (graphic_info[graphic].anim_frames == 1)
+    graphic_info[graphic].anim_mode = ANIM_NONE;
+
+  /* automatically determine correct start frame, if not defined */
+  if (parameter[GFX_ARG_START_FRAME] == ARG_UNDEFINED_VALUE)
+    graphic_info[graphic].anim_start_frame = 0;
+  else if (graphic_info[graphic].anim_mode & ANIM_REVERSE)
+    graphic_info[graphic].anim_start_frame =
+      graphic_info[graphic].anim_frames - parameter[GFX_ARG_START_FRAME] - 1;
+  else
+    graphic_info[graphic].anim_start_frame = parameter[GFX_ARG_START_FRAME];
+
+  /* animation synchronized with global frame counter, not move position */
+  graphic_info[graphic].anim_global_sync = parameter[GFX_ARG_GLOBAL_SYNC];
+
+  /* optional element for cloning crumble graphics */
+  if (parameter[GFX_ARG_CRUMBLED_LIKE] != ARG_UNDEFINED_VALUE)
+    graphic_info[graphic].crumbled_like = parameter[GFX_ARG_CRUMBLED_LIKE];
+
+  /* optional element for cloning digging graphics */
+  if (parameter[GFX_ARG_DIGGABLE_LIKE] != ARG_UNDEFINED_VALUE)
+    graphic_info[graphic].diggable_like = parameter[GFX_ARG_DIGGABLE_LIKE];
+
+  /* this is only used for toon animations */
+  graphic_info[graphic].step_offset = parameter[GFX_ARG_STEP_OFFSET];
+  graphic_info[graphic].step_delay  = parameter[GFX_ARG_STEP_DELAY];
+
+  /* this is only used for drawing font characters */
+  graphic_info[graphic].draw_x = parameter[GFX_ARG_DRAW_XOFFSET];
+  graphic_info[graphic].draw_y = parameter[GFX_ARG_DRAW_YOFFSET];
+}
 
-      getGraphicSource(graphic, &bitmap_nr, &src_x, &src_y);
-      src_bitmap = pix_masked[bitmap_nr];
+static void InitGraphicInfo()
+{
+  int fallback_graphic = IMG_CHAR_EXCLAM;
+  struct FileInfo *fallback_image = getImageListEntry(fallback_graphic);
+  Bitmap *fallback_bitmap = getBitmapFromImageID(fallback_graphic);
+  int num_images = getImageListSize();
+  int i;
+
+#if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
+  static boolean clipmasks_initialized = FALSE;
+  Pixmap src_pixmap;
+  XGCValues clip_gc_values;
+  unsigned long clip_gc_valuemask;
+  GC copy_clipmask_gc = None;
+#endif
 
-      /* create surface for masked tile graphic */
-      if ((sdl_image_tmp = SDL_CreateRGBSurface(SDL_SWSURFACE, TILEX, TILEY,
-						WIN_SDL_DEPTH, 0, 0, 0, 0))
-	  == NULL)
-	Error(ERR_EXIT, "SDL_CreateRGBSurface() failed: %s\n", SDL_GetError());
+  if (graphic_info != NULL)
+    free(graphic_info);
 
-      /* create native transparent surface for current image */
-      SDL_SetColorKey(sdl_image_tmp, SDL_SRCCOLORKEY,
-		      SDL_MapRGB(sdl_image_tmp->format, 0x00, 0x00, 0x00));
-      if ((tile_masked[tile] = SDL_DisplayFormat(sdl_image_tmp)) == NULL)
-	Error(ERR_EXIT, "SDL_DisplayFormat() failed: %s\n", SDL_GetError());
+  graphic_info = checked_calloc(num_images * sizeof(struct GraphicInfo));
 
-      SDL_FreeSurface(sdl_image_tmp);
+#if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
+  if (clipmasks_initialized)
+  {
+    for (i=0; i<num_images; i++)
+    {
+      if (graphic_info[i].clip_mask)
+	XFreePixmap(display, graphic_info[i].clip_mask);
+      if (graphic_info[i].clip_gc)
+	XFreeGC(display, graphic_info[i].clip_gc);
 
-      BlitBitmap(src_bitmap, tile_masked[tile], src_x,src_y, TILEX,TILEY, 0,0);
+      graphic_info[i].clip_mask = None;
+      graphic_info[i].clip_gc = None;
     }
   }
+#endif
 
-#else /* !USE_SDL_LIBRARY */
-
-  pix[PIX_DB_BACK] = XCreatePixmap(display, window,
-				   WIN_XSIZE,WIN_YSIZE,
-				   XDefaultDepth(display,screen));
-  pix[PIX_DB_DOOR] = XCreatePixmap(display, window,
-				   3*DXSIZE,DYSIZE+VYSIZE,
-				   XDefaultDepth(display,screen));
-  pix[PIX_DB_FIELD] = XCreatePixmap(display, window,
-				    FXSIZE,FYSIZE,
-				    XDefaultDepth(display,screen));
+  for (i=0; i<num_images; i++)
+  {
+    struct FileInfo *image = getImageListEntry(i);
+    Bitmap *src_bitmap;
+    int src_x, src_y;
+    int first_frame, last_frame;
 
-  clip_gc_values.graphics_exposures = False;
-  clip_gc_valuemask = GCGraphicsExposures;
-  copy_clipmask_gc =
-    XCreateGC(display,clipmask[PIX_BACK],clip_gc_valuemask,&clip_gc_values);
+#if 0
+    printf("::: image: '%s' [%d]\n", image->token, i);
+#endif
 
-  clip_gc_values.graphics_exposures = False;
-  clip_gc_valuemask = GCGraphicsExposures;
-  tile_clip_gc =
-    XCreateGC(display,window,clip_gc_valuemask,&clip_gc_values);
+#if 0
+    printf("::: image # %d: '%s' ['%s']\n",
+	   i, image->token,
+	   getTokenFromImageID(i));
+#endif
 
-  /* initialize pixmap array to Pixmap 'None' */
-  for(i=0; i<NUM_TILES; i++)
-    tile_clipmask[i] = None;
+    set_graphic_parameters(i, image->parameter);
 
-  /* create only those clipping Pixmaps we really need */
-  for(i=0; tile_needs_clipping[i].start>=0; i++)
-  {
-    for(j=0; j<tile_needs_clipping[i].count; j++)
-    {
-      int tile = tile_needs_clipping[i].start + j;
-      int graphic = tile;
-      int src_x, src_y;
-      int pixmap_nr;
-      Pixmap src_pixmap;
+    /* now check if no animation frames are outside of the loaded image */
 
-      getGraphicSource(graphic, &pixmap_nr, &src_x, &src_y);
-      src_pixmap = clipmask[pixmap_nr];
+    if (graphic_info[i].bitmap == NULL)
+      continue;		/* skip check for optional images that are undefined */
 
-      tile_clipmask[tile] = XCreatePixmap(display, window, TILEX,TILEY, 1);
+    first_frame = 0;
+    getGraphicSource(i, first_frame, &src_bitmap, &src_x, &src_y);
+    if (src_x < 0 || src_y < 0 ||
+	src_x + TILEX > src_bitmap->width ||
+	src_y + TILEY > src_bitmap->height)
+    {
+      Error(ERR_RETURN_LINE, "-");
+      Error(ERR_RETURN, "warning: error found in config file:");
+      Error(ERR_RETURN, "- config file: '%s'",
+	    getImageConfigFilename());
+      Error(ERR_RETURN, "- config token: '%s'",
+	    getTokenFromImageID(i));
+      Error(ERR_RETURN, "- image file: '%s'",
+	    src_bitmap->source_filename);
+      Error(ERR_RETURN,
+	    "error: first animation frame out of bounds (%d, %d)",
+	    src_x, src_y);
+      Error(ERR_RETURN, "custom graphic rejected for this element/action");
+
+      if (i == fallback_graphic)
+	Error(ERR_EXIT, "fatal error: no fallback graphic available");
+
+      Error(ERR_RETURN, "fallback done to 'char_exclam' for this graphic");
+      Error(ERR_RETURN_LINE, "-");
+
+      set_graphic_parameters(i, fallback_image->default_parameter);
+      graphic_info[i].bitmap = fallback_bitmap;
+    }
 
-      XCopyArea(display,src_pixmap,tile_clipmask[tile],copy_clipmask_gc,
-		src_x,src_y, TILEX,TILEY, 0,0);
+    last_frame = graphic_info[i].anim_frames - 1;
+    getGraphicSource(i, last_frame, &src_bitmap, &src_x, &src_y);
+    if (src_x < 0 || src_y < 0 ||
+	src_x + TILEX > src_bitmap->width ||
+	src_y + TILEY > src_bitmap->height)
+    {
+      Error(ERR_RETURN_LINE, "-");
+      Error(ERR_RETURN, "warning: error found in config file:");
+      Error(ERR_RETURN, "- config file: '%s'",
+	    getImageConfigFilename());
+      Error(ERR_RETURN, "- config token: '%s'",
+	    getTokenFromImageID(i));
+      Error(ERR_RETURN, "- image file: '%s'",
+	    src_bitmap->source_filename);
+      Error(ERR_RETURN,
+	    "error: last animation frame (%d) out of bounds (%d, %d)",
+	    last_frame, src_x, src_y);
+      Error(ERR_RETURN, "custom graphic rejected for this element/action");
+
+      if (i == fallback_graphic)
+	Error(ERR_EXIT, "fatal error: no fallback graphic available");
+
+      Error(ERR_RETURN, "fallback done to 'char_exclam' for this graphic");
+      Error(ERR_RETURN_LINE, "-");
+
+      set_graphic_parameters(i, fallback_image->default_parameter);
+      graphic_info[i].bitmap = fallback_bitmap;
     }
-  }
 
-  if (!pix[PIX_DB_BACK] || !pix[PIX_DB_DOOR])
-    Error(ERR_EXIT, "cannot create additional pixmaps");
+#if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
+    /* currently we need only a tile clip mask from the first frame */
+    getGraphicSource(i, first_frame, &src_bitmap, &src_x, &src_y);
 
-  for(i=0; i<NUM_BITMAPS; i++)
-  {
-    if (clipmask[i])
+    if (copy_clipmask_gc == None)
     {
       clip_gc_values.graphics_exposures = False;
-      clip_gc_values.clip_mask = clipmask[i];
-      clip_gc_valuemask = GCGraphicsExposures | GCClipMask;
-      clip_gc[i] = XCreateGC(display,window,clip_gc_valuemask,&clip_gc_values);
+      clip_gc_valuemask = GCGraphicsExposures;
+      copy_clipmask_gc = XCreateGC(display, src_bitmap->clip_mask,
+				   clip_gc_valuemask, &clip_gc_values);
     }
-  }
 
-#endif /* !USE_SDL_LIBRARY */
+    graphic_info[i].clip_mask =
+      XCreatePixmap(display, window->drawable, TILEX, TILEY, 1);
 
-  drawto = backbuffer = pix[PIX_DB_BACK];
-  fieldbuffer = pix[PIX_DB_FIELD];
-  SetDrawtoField(DRAW_BACKBUFFER);
+    src_pixmap = src_bitmap->clip_mask;
+    XCopyArea(display, src_pixmap, graphic_info[i].clip_mask,
+	      copy_clipmask_gc, src_x, src_y, TILEX, TILEY, 0, 0);
 
-  BlitBitmap(pix[PIX_BACK], backbuffer, 0,0, WIN_XSIZE,WIN_YSIZE, 0,0);
-  ClearRectangle(pix[PIX_DB_BACK], REAL_SX,REAL_SY, FULL_SXSIZE,FULL_SYSIZE);
-  ClearRectangle(pix[PIX_DB_DOOR], 0,0, 3*DXSIZE,DYSIZE+VYSIZE);
+    clip_gc_values.graphics_exposures = False;
+    clip_gc_values.clip_mask = graphic_info[i].clip_mask;
+    clip_gc_valuemask = GCGraphicsExposures | GCClipMask;
 
-  for(i=0; i<MAX_BUF_XSIZE; i++)
-    for(j=0; j<MAX_BUF_YSIZE; j++)
-      redraw[i][j] = 0;
-  redraw_tiles = 0;
-  redraw_mask = REDRAW_ALL;
+    graphic_info[i].clip_gc =
+      XCreateGC(display, window->drawable, clip_gc_valuemask, &clip_gc_values);
+#endif
+  }
+
+#if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
+  if (copy_clipmask_gc)
+    XFreeGC(display, copy_clipmask_gc);
+
+  clipmasks_initialized = TRUE;
+#endif
 }
 
-void LoadGfx(int pos, struct PictureFileInfo *pic)
+static void InitElementSoundInfo()
 {
-  char basefilename[256];
-  char filename[256];
-
-#ifdef USE_XPM_LIBRARY
-  int xpm_err, xbm_err;
-  unsigned int width,height;
-  int hot_x,hot_y;
-  Pixmap shapemask;
-  char *picture_ext = ".xpm";
-  char *picturemask_ext = "Mask.xbm";
-#else
+  struct PropertyMapping *property_mapping = getSoundListPropertyMapping();
+  int num_property_mappings = getSoundListPropertyMappingSize();
+  int i, j, act;
+
+  /* set values to -1 to identify later as "uninitialized" values */
+  for (i=0; i < MAX_NUM_ELEMENTS; i++)
+    for (act=0; act < NUM_ACTIONS; act++)
+      element_info[i].sound[act] = -1;
+
+  /* initialize element/sound mapping from static configuration */
+  for (i=0; element_to_sound[i].element > -1; i++)
+  {
+    int element      = element_to_sound[i].element;
+    int action       = element_to_sound[i].action;
+    int sound        = element_to_sound[i].sound;
+    boolean is_class = element_to_sound[i].is_class;
+
+    if (action < 0)
+      action = ACTION_DEFAULT;
+
+    if (!is_class)
+      element_info[element].sound[action] = sound;
+    else
+      for (j=0; j < MAX_NUM_ELEMENTS; j++)
+	if (strcmp(element_info[j].class_name,
+		   element_info[element].class_name) == 0)
+	  element_info[j].sound[action] = sound;
+  }
 
-#ifdef USE_SDL_LIBRARY
-  SDL_Surface *sdl_image_tmp;
-#else /* !USE_SDL_LIBRARY */
-  int pcx_err;
-#endif /* !USE_SDL_LIBRARY */
-  char *picture_ext = ".pcx";
+  /* initialize element class/sound mapping from dynamic configuration */
+  for (i=0; i < num_property_mappings; i++)
+  {
+    int element_class = property_mapping[i].base_index - MAX_NUM_ELEMENTS;
+    int action        = property_mapping[i].ext1_index;
+    int sound         = property_mapping[i].artwork_index;
+
+    if (element_class < 0 || element_class >= MAX_NUM_ELEMENTS)
+      continue;
+
+    if (action < 0)
+      action = ACTION_DEFAULT;
 
-#endif /* !USE_XPM_LIBRARY */
+    for (j=0; j < MAX_NUM_ELEMENTS; j++)
+      if (strcmp(element_info[j].class_name,
+		 element_info[element_class].class_name) == 0)
+	element_info[j].sound[action] = sound;
+  }
 
-  /* Grafik laden */
-  if (pic->picture_filename)
+  /* initialize element/sound mapping from dynamic configuration */
+  for (i=0; i < num_property_mappings; i++)
   {
-    sprintf(basefilename, "%s%s", pic->picture_filename, picture_ext);
-    DrawInitText(basefilename, 150, FC_YELLOW);
-    sprintf(filename, "%s/%s/%s",
-	    options.ro_base_directory, GRAPHICS_DIRECTORY, basefilename);
+    int element = property_mapping[i].base_index;
+    int action  = property_mapping[i].ext1_index;
+    int sound   = property_mapping[i].artwork_index;
+
+    if (element >= MAX_NUM_ELEMENTS)
+      continue;
 
-#ifdef MSDOS
-    rest(100);
-#endif /* MSDOS */
+    if (action < 0)
+      action = ACTION_DEFAULT;
 
-#if DEBUG_TIMING
-    debug_print_timestamp(1, NULL);	/* initialize timestamp function */
-#endif
+    element_info[element].sound[action] = sound;
+  }
+
+  /* now set all '-1' values to element specific default values */
+  for (i=0; i<MAX_NUM_ELEMENTS; i++)
+  {
+    for (act=0; act < NUM_ACTIONS; act++)
+    {
+      /* generic default action sound (defined by "[default]" directive) */
+      int default_action_sound = element_info[EL_DEFAULT].sound[act];
+
+      /* look for special default action sound (classic game specific) */
+      if (IS_BD_ELEMENT(i) && element_info[EL_BD_DEFAULT].sound[act] != -1)
+	default_action_sound = element_info[EL_BD_DEFAULT].sound[act];
+      if (IS_SP_ELEMENT(i) && element_info[EL_SP_DEFAULT].sound[act] != -1)
+	default_action_sound = element_info[EL_SP_DEFAULT].sound[act];
+      if (IS_SB_ELEMENT(i) && element_info[EL_SB_DEFAULT].sound[act] != -1)
+	default_action_sound = element_info[EL_SB_DEFAULT].sound[act];
+
+      /* look for element specific default sound (independent from action) */
+      if (element_info[i].sound[ACTION_DEFAULT] != -1)
+	default_action_sound = element_info[i].sound[ACTION_DEFAULT];
+
+      /* no sound for this specific action -- use default action sound */
+      if (element_info[i].sound[act] == -1)
+	element_info[i].sound[act] = default_action_sound;
+    }
+  }
+}
+
+static void set_sound_parameters(int sound, char **parameter_raw)
+{
+  int parameter[NUM_SND_ARGS];
+  int i;
 
-#ifdef USE_SDL_LIBRARY
-    /* load image to temporary surface */
-    if ((sdl_image_tmp = IMG_Load(filename)) == NULL)
-      Error(ERR_EXIT, "IMG_Load() failed: %s\n", SDL_GetError());
+  /* get integer values from string parameters */
+  for (i=0; i < NUM_SND_ARGS; i++)
+    parameter[i] =
+      get_parameter_value(sound_config_suffix[i].token, parameter_raw[i],
+			  sound_config_suffix[i].type);
 
-    /* create native non-transparent surface for current image */
-    if ((pix[pos] = SDL_DisplayFormat(sdl_image_tmp)) == NULL)
-      Error(ERR_EXIT, "SDL_DisplayFormat() failed: %s\n", SDL_GetError());
+  /* explicit loop mode setting in configuration overrides default value */
+  if (parameter[SND_ARG_MODE_LOOP] != ARG_UNDEFINED_VALUE)
+    sound_info[sound].loop = parameter[SND_ARG_MODE_LOOP];
+}
 
-    /* create native transparent surface for current image */
-    SDL_SetColorKey(sdl_image_tmp, SDL_SRCCOLORKEY,
-		    SDL_MapRGB(sdl_image_tmp->format, 0x00, 0x00, 0x00));
-    if ((pix_masked[pos] = SDL_DisplayFormat(sdl_image_tmp)) == NULL)
-      Error(ERR_EXIT, "SDL_DisplayFormat() failed: %s\n", SDL_GetError());
+static void InitSoundInfo()
+{
+#if 0
+  struct PropertyMapping *property_mapping = getSoundListPropertyMapping();
+  int num_property_mappings = getSoundListPropertyMappingSize();
+#endif
+  int *sound_effect_properties;
+  int num_sounds = getSoundListSize();
+  int i, j;
 
-    /* free temporary surface */
-    SDL_FreeSurface(sdl_image_tmp);
+  if (sound_info != NULL)
+    free(sound_info);
 
-#else /* !USE_SDL_LIBRARY */
+  sound_effect_properties = checked_calloc(num_sounds * sizeof(int));
+  sound_info = checked_calloc(num_sounds * sizeof(struct SoundInfo));
 
-#ifdef USE_XPM_LIBRARY
+  /* initialize sound effect for all elements to "no sound" */
+  for (i=0; i<MAX_NUM_ELEMENTS; i++)
+    for (j=0; j<NUM_ACTIONS; j++)
+      element_info[i].sound[j] = SND_UNDEFINED;
 
-    xpm_att[pos].valuemask = XpmCloseness;
-    xpm_att[pos].closeness = 20000;
-    xpm_err = XpmReadFileToPixmap(display,window,filename,
-				  &pix[pos],&shapemask,&xpm_att[pos]);
-    switch(xpm_err)
-    {
-      case XpmOpenFailed:
-	Error(ERR_EXIT, "cannot open XPM file '%s'", filename);
-      case XpmFileInvalid:
-	Error(ERR_EXIT, "invalid XPM file '%s'", filename);
-      case XpmNoMemory:
-	Error(ERR_EXIT, "not enough memory for XPM file '%s'", filename);
-      case XpmColorFailed:
-	Error(ERR_EXIT, "cannot get colors for XPM file '%s'", filename);
-      default:
-	break;
-    }
+  for (i=0; i<num_sounds; i++)
+  {
+    struct FileInfo *sound = getSoundListEntry(i);
+    int len_effect_text = strlen(sound->token);
 
-#if DEBUG_TIMING
-    printf("LOADING XPM FILE %s:", filename);
-    debug_print_timestamp(1, "");
+    sound_effect_properties[i] = ACTION_OTHER;
+    sound_info[i].loop = FALSE;
+
+#if 0
+    printf("::: sound %d: '%s'\n", i, sound->token);
 #endif
 
-#else /* !USE_XPM_LIBRARY */
+    /* determine all loop sounds and identify certain sound classes */
 
-    pcx_err = Read_PCX_to_Pixmap(display, window, gc, filename,
-				 &pix[pos], &clipmask[pos]);
-    switch(pcx_err)
+    for (j=0; element_action_info[j].suffix; j++)
     {
-      case PCX_Success:
-        break;
-      case PCX_OpenFailed:
-        Error(ERR_EXIT, "cannot open PCX file '%s'", filename);
-      case PCX_ReadFailed:
-        Error(ERR_EXIT, "cannot read PCX file '%s'", filename);
-      case PCX_FileInvalid:
-	Error(ERR_EXIT, "invalid PCX file '%s'", filename);
-      case PCX_NoMemory:
-	Error(ERR_EXIT, "not enough memory for PCX file '%s'", filename);
-      case PCX_ColorFailed:
-	Error(ERR_EXIT, "cannot get colors for PCX file '%s'", filename);
-      default:
+      int len_action_text = strlen(element_action_info[j].suffix);
+
+      if (len_action_text < len_effect_text &&
+	  strcmp(&sound->token[len_effect_text - len_action_text],
+		 element_action_info[j].suffix) == 0)
+      {
+	sound_effect_properties[i] = element_action_info[j].value;
+	sound_info[i].loop = element_action_info[j].is_loop_sound;
+
 	break;
+      }
     }
 
-#if DEBUG_TIMING
-    printf("SUMMARY LOADING PCX FILE %s:", filename);
-    debug_print_timestamp(1, "");
+#if 0
+    if (strcmp(sound->token, "custom_42") == 0)
+      printf("::: '%s' -> %d\n", sound->token, sound_info[i].loop);
 #endif
 
-#endif /* !USE_XPM_LIBRARY */
+    /* associate elements and some selected sound actions */
+
+    for (j=0; j<MAX_NUM_ELEMENTS; j++)
+    {
+      if (element_info[j].class_name)
+      {
+	int len_class_text = strlen(element_info[j].class_name);
 
-    if (!pix[pos])
-      Error(ERR_EXIT, "cannot get graphics for '%s'", pic->picture_filename);
+	if (len_class_text + 1 < len_effect_text &&
+	    strncmp(sound->token,
+		    element_info[j].class_name, len_class_text) == 0 &&
+	    sound->token[len_class_text] == '.')
+	{
+	  int sound_action_value = sound_effect_properties[i];
 
-    /* setting pix_masked[] to pix[] allows BlitBitmapMasked() to always
-       use pix_masked[], although they are the same when not using SDL */
-    pix_masked[pos] = pix[pos];
+	  element_info[j].sound[sound_action_value] = i;
+	}
+      }
+    }
 
-#endif /* !USE_SDL_LIBRARY */
+    set_sound_parameters(i, sound->parameter);
   }
 
-#ifndef USE_SDL_LIBRARY
-  /* zugehörige Maske laden (wenn vorhanden) */
-  if (pic->picture_with_mask)
+  free(sound_effect_properties);
+
+#if 0
+  /* !!! now handled in InitElementSoundInfo() !!! */
+  /* initialize element/sound mapping from dynamic configuration */
+  for (i=0; i < num_property_mappings; i++)
   {
-#ifdef USE_XPM_LIBRARY
+    int element   = property_mapping[i].base_index;
+    int action    = property_mapping[i].ext1_index;
+    int sound     = property_mapping[i].artwork_index;
 
-    sprintf(basefilename, "%s%s", pic->picture_filename, picturemask_ext);
-    DrawInitText(basefilename, 150, FC_YELLOW);
-    sprintf(filename, "%s/%s/%s",
-	    options.ro_base_directory, GRAPHICS_DIRECTORY, basefilename);
+    if (action < 0)
+      action = ACTION_DEFAULT;
 
-#if DEBUG_TIMING
-    debug_print_timestamp(1, NULL);	/* initialize timestamp function */
+    printf("::: %d: %d, %d, %d ['%s']\n",
+	   i, element, action, sound, element_info[element].token_name);
+
+    element_info[element].sound[action] = sound;
+  }
 #endif
 
-    xbm_err = XReadBitmapFile(display,window,filename,
-			      &width,&height,&clipmask[pos],&hot_x,&hot_y);
-    switch(xbm_err)
+#if 0
+  /* TEST ONLY */
+  {
+    int element = EL_CUSTOM_11;
+    int j = 0;
+
+    while (element_action_info[j].suffix)
     {
-      case BitmapSuccess:
-        break;
-      case BitmapOpenFailed:
-	Error(ERR_EXIT, "cannot open XBM file '%s'", filename);
-      case BitmapFileInvalid:
-	Error(ERR_EXIT, "invalid XBM file '%s'", filename);
-      case BitmapNoMemory:
-	Error(ERR_EXIT, "not enough memory for XBM file '%s'", filename);
-	break;
-      default:
-	break;
+      printf("element %d, sound action '%s'  == %d\n",
+	     element, element_action_info[j].suffix,
+	     element_info[element].sound[j]);
+      j++;
     }
+  }
 
-#if DEBUG_TIMING
-    printf("LOADING XBM FILE %s:", filename);
-    debug_print_timestamp(1, "");
+  PlaySoundLevelElementAction(0,0, EL_CUSTOM_11, ACTION_PUSHING);
 #endif
 
-#endif /* USE_XPM_LIBRARY */
+#if 0
+  /* TEST ONLY */
+  {
+    int element = EL_SAND;
+    int sound_action = ACTION_DIGGING;
+    int j = 0;
 
-    if (!clipmask[pos])
-      Error(ERR_EXIT, "cannot get clipmask for '%s'", pic->picture_filename);
+    while (element_action_info[j].suffix)
+    {
+      if (element_action_info[j].value == sound_action)
+	printf("element %d, sound action '%s'  == %d\n",
+	       element, element_action_info[j].suffix,
+	       element_info[element].sound[sound_action]);
+      j++;
+    }
   }
-#endif /* !USE_SDL_LIBRARY */
+#endif
 }
 
-void InitGadgets()
+static void ReinitializeGraphics()
 {
-  CreateLevelEditorGadgets();
-  CreateGameButtons();
-  CreateTapeButtons();
-  CreateToolButtons();
-  CreateScreenGadgets();
+  InitGraphicInfo();			/* graphic properties mapping */
+  InitElementGraphicInfo();		/* element game graphic mapping */
+  InitElementSpecialGraphicInfo();	/* element special graphic mapping */
+
+  InitElementSmallImages();		/* create editor and preview images */
+  InitFontGraphicInfo();		/* initialize text drawing functions */
+
+  SetMainBackgroundImage(IMG_BACKGROUND);
+  SetDoorBackgroundImage(IMG_BACKGROUND_DOOR);
+
+  InitGadgets();
+  InitToons();
 }
 
-void InitElementProperties()
+static void ReinitializeSounds()
 {
-  int i,j;
+  InitSoundInfo();		/* sound properties mapping */
+  InitElementSoundInfo();	/* element game sound mapping */
 
-  static int ep_amoebalive[] =
-  {
-    EL_AMOEBE_NASS,
-    EL_AMOEBE_NORM,
-    EL_AMOEBE_VOLL,
-    EL_AMOEBE_BD
-  };
-  static int ep_amoebalive_num = sizeof(ep_amoebalive)/sizeof(int);
+  InitPlaySoundLevel();		/* internal game sound settings */
+}
 
-  static int ep_amoeboid[] =
+static void ReinitializeMusic()
+{
+  /* currently nothing to do */
+}
+
+void InitElementPropertiesStatic()
+{
+  static int ep_diggable[] =
   {
-    EL_AMOEBE_TOT,
-    EL_AMOEBE_NASS,
-    EL_AMOEBE_NORM,
-    EL_AMOEBE_VOLL,
-    EL_AMOEBE_BD
+    EL_SAND,
+    EL_SP_BASE,
+    EL_SP_BUGGY_BASE,
+    EL_SP_BUGGY_BASE_ACTIVATING,
+    EL_TRAP,
+    EL_INVISIBLE_SAND,
+    EL_INVISIBLE_SAND_ACTIVE,
+
+    /* !!! currently not diggable, but handled by 'ep_dont_run_into' !!! */
+#if 0
+    EL_LANDMINE,
+    EL_TRAP_ACTIVE,
+    EL_SP_BUGGY_BASE_ACTIVE,
+#endif
+    -1
   };
-  static int ep_amoeboid_num = sizeof(ep_amoeboid)/sizeof(int);
 
-  static int ep_schluessel[] =
-  {
-    EL_SCHLUESSEL1,
-    EL_SCHLUESSEL2,
-    EL_SCHLUESSEL3,
-    EL_SCHLUESSEL4,
+  static int ep_collectible_only[] =
+  {
+    EL_BD_DIAMOND,
+    EL_EMERALD,
+    EL_DIAMOND,
+    EL_EMERALD_YELLOW,
+    EL_EMERALD_RED,
+    EL_EMERALD_PURPLE,
+    EL_KEY_1,
+    EL_KEY_2,
+    EL_KEY_3,
+    EL_KEY_4,
     EL_EM_KEY_1,
     EL_EM_KEY_2,
     EL_EM_KEY_3,
-    EL_EM_KEY_4
+    EL_EM_KEY_4,
+    EL_DYNAMITE,
+    EL_DYNABOMB_INCREASE_NUMBER,
+    EL_DYNABOMB_INCREASE_SIZE,
+    EL_DYNABOMB_INCREASE_POWER,
+    EL_SP_INFOTRON,
+    EL_SP_DISK_RED,
+    EL_PEARL,
+    EL_CRYSTAL,
+    EL_KEY_WHITE,
+    EL_SHIELD_NORMAL,
+    EL_SHIELD_DEADLY,
+    EL_EXTRA_TIME,
+    EL_ENVELOPE,
+    EL_SPEED_PILL,
+    -1
   };
-  static int ep_schluessel_num = sizeof(ep_schluessel)/sizeof(int);
-
-  static int ep_pforte[] =
-  {
-    EL_PFORTE1,
-    EL_PFORTE2,
-    EL_PFORTE3,
-    EL_PFORTE4,
-    EL_PFORTE1X,
-    EL_PFORTE2X,
-    EL_PFORTE3X,
-    EL_PFORTE4X,
-    EL_EM_GATE_1,
-    EL_EM_GATE_2,
-    EL_EM_GATE_3,
-    EL_EM_GATE_4,
-    EL_EM_GATE_1X,
-    EL_EM_GATE_2X,
-    EL_EM_GATE_3X,
-    EL_EM_GATE_4X,
-    EL_SWITCHGATE_OPEN,
-    EL_SWITCHGATE_CLOSED,
-    EL_TIMEGATE_OPEN,
-    EL_TIMEGATE_CLOSED,
-    EL_TUBE_CROSS,
-    EL_TUBE_VERTICAL,
-    EL_TUBE_HORIZONTAL,
-    EL_TUBE_VERT_LEFT,
-    EL_TUBE_VERT_RIGHT,
-    EL_TUBE_HORIZ_UP,
-    EL_TUBE_HORIZ_DOWN,
-    EL_TUBE_LEFT_UP,
-    EL_TUBE_LEFT_DOWN,
-    EL_TUBE_RIGHT_UP,
-    EL_TUBE_RIGHT_DOWN
+
+  static int ep_dont_run_into[] =
+  {
+    /* same elements as in 'ep_dont_touch' */
+    EL_BUG,
+    EL_SPACESHIP,
+    EL_BD_BUTTERFLY,
+    EL_BD_FIREFLY,
+
+    /* same elements as in 'ep_dont_collide_with' */
+    EL_YAMYAM,
+    EL_DARK_YAMYAM,
+    EL_ROBOT,
+    EL_PACMAN,
+    EL_SP_SNIKSNAK,
+    EL_SP_ELECTRON,
+
+    /* new elements */
+    EL_AMOEBA_DROP,
+    EL_ACID,
+
+    /* !!! maybe this should better be handled by 'ep_diggable' !!! */
+#if 1
+    EL_SP_BUGGY_BASE_ACTIVE,
+    EL_TRAP_ACTIVE,
+    EL_LANDMINE,
+#endif
+    -1
   };
-  static int ep_pforte_num = sizeof(ep_pforte)/sizeof(int);
 
-  static int ep_solid[] =
+  static int ep_dont_collide_with[] =
   {
-    EL_BETON,
-    EL_MAUERWERK,
-    EL_MAUER_LEBT,
-    EL_MAUER_X,
-    EL_MAUER_Y,
-    EL_MAUER_XY,
-    EL_BD_WALL,
-    EL_FELSBODEN,
-    EL_AUSGANG_ZU,
-    EL_AUSGANG_ACT,
-    EL_AUSGANG_AUF,
-    EL_AMOEBE_TOT,
-    EL_AMOEBE_NASS,
-    EL_AMOEBE_NORM,
-    EL_AMOEBE_VOLL,
-    EL_AMOEBE_BD,
-    EL_MORAST_VOLL,
-    EL_MORAST_LEER,
-    EL_MAGIC_WALL_OFF,
-    EL_MAGIC_WALL_EMPTY,
-    EL_MAGIC_WALL_FULL,
-    EL_MAGIC_WALL_DEAD,
-    EL_MAGIC_WALL_BD_OFF,
-    EL_MAGIC_WALL_BD_EMPTY,
-    EL_MAGIC_WALL_BD_FULL,
-    EL_MAGIC_WALL_BD_DEAD,
-    EL_LIFE,
-    EL_LIFE_ASYNC,
-    EL_BADEWANNE1,
-    EL_BADEWANNE2,
-    EL_BADEWANNE3,
-    EL_BADEWANNE4,
-    EL_BADEWANNE5,
-    EL_SP_CHIP_SINGLE,
-    EL_SP_CHIP_LEFT,
-    EL_SP_CHIP_RIGHT,
-    EL_SP_CHIP_UPPER,
-    EL_SP_CHIP_LOWER,
-    EL_SP_HARD_GRAY,
-    EL_SP_HARD_GREEN,
-    EL_SP_HARD_BLUE,
-    EL_SP_HARD_RED,
-    EL_SP_HARD_YELLOW,
-    EL_SP_HARD_BASE1,
-    EL_SP_HARD_BASE2,
-    EL_SP_HARD_BASE3,
-    EL_SP_HARD_BASE4,
-    EL_SP_HARD_BASE5,
-    EL_SP_HARD_BASE6,
-    EL_SP_TERMINAL,
-    EL_SP_EXIT,
-    EL_INVISIBLE_STEEL,
-    EL_BELT1_SWITCH_LEFT,
-    EL_BELT1_SWITCH_MIDDLE,
-    EL_BELT1_SWITCH_RIGHT,
-    EL_BELT2_SWITCH_LEFT,
-    EL_BELT2_SWITCH_MIDDLE,
-    EL_BELT2_SWITCH_RIGHT,
-    EL_BELT3_SWITCH_LEFT,
-    EL_BELT3_SWITCH_MIDDLE,
-    EL_BELT3_SWITCH_RIGHT,
-    EL_BELT4_SWITCH_LEFT,
-    EL_BELT4_SWITCH_MIDDLE,
-    EL_BELT4_SWITCH_RIGHT,
-    EL_SWITCHGATE_SWITCH_1,
-    EL_SWITCHGATE_SWITCH_2,
-    EL_LIGHT_SWITCH_OFF,
-    EL_LIGHT_SWITCH_ON,
-    EL_TIMEGATE_SWITCH_OFF,
-    EL_TIMEGATE_SWITCH_ON,
+    /* same elements as in 'ep_dont_touch' */
+    EL_BUG,
+    EL_SPACESHIP,
+    EL_BD_BUTTERFLY,
+    EL_BD_FIREFLY,
+
+    /* new elements */
+    EL_YAMYAM,
+    EL_DARK_YAMYAM,
+    EL_ROBOT,
+    EL_PACMAN,
+    EL_SP_SNIKSNAK,
+    EL_SP_ELECTRON,
+    -1
+  };
+
+  static int ep_dont_touch[] =
+  {
+    EL_BUG,
+    EL_SPACESHIP,
+    EL_BD_BUTTERFLY,
+    EL_BD_FIREFLY,
+    -1
+  };
+
+  static int ep_indestructible[] =
+  {
+    EL_STEELWALL,
+    EL_ACID,
+    EL_ACID_POOL_TOPLEFT,
+    EL_ACID_POOL_TOPRIGHT,
+    EL_ACID_POOL_BOTTOMLEFT,
+    EL_ACID_POOL_BOTTOM,
+    EL_ACID_POOL_BOTTOMRIGHT,
+    EL_SP_HARDWARE_GRAY,
+    EL_SP_HARDWARE_GREEN,
+    EL_SP_HARDWARE_BLUE,
+    EL_SP_HARDWARE_RED,
+    EL_SP_HARDWARE_YELLOW,
+    EL_SP_HARDWARE_BASE_1,
+    EL_SP_HARDWARE_BASE_2,
+    EL_SP_HARDWARE_BASE_3,
+    EL_SP_HARDWARE_BASE_4,
+    EL_SP_HARDWARE_BASE_5,
+    EL_SP_HARDWARE_BASE_6,
+    EL_INVISIBLE_STEELWALL,
+    EL_INVISIBLE_STEELWALL_ACTIVE,
+    EL_CONVEYOR_BELT_1_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_2_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_3_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_4_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
+    EL_LIGHT_SWITCH,
+    EL_LIGHT_SWITCH_ACTIVE,
     EL_SIGN_EXCLAMATION,
     EL_SIGN_RADIOACTIVITY,
     EL_SIGN_STOP,
@@ -1208,695 +1458,435 @@ void InitElementProperties()
     EL_SIGN_EXIT,
     EL_SIGN_YINYANG,
     EL_SIGN_OTHER,
-    EL_STEEL_SLANTED,
-    EL_EMC_STEEL_WALL_1,
-    EL_EMC_STEEL_WALL_2,
-    EL_EMC_STEEL_WALL_3,
-    EL_EMC_STEEL_WALL_4,
-    EL_EMC_WALL_1,
-    EL_EMC_WALL_2,
-    EL_EMC_WALL_3,
-    EL_EMC_WALL_4,
-    EL_EMC_WALL_5,
-    EL_EMC_WALL_6,
-    EL_EMC_WALL_7,
-    EL_EMC_WALL_8,
+    EL_STEELWALL_SLIPPERY,
+    EL_EMC_STEELWALL_1,
+    EL_EMC_STEELWALL_2,
+    EL_EMC_STEELWALL_3,
+    EL_EMC_STEELWALL_4,
     EL_CRYSTAL,
-    EL_WALL_PEARL,
-    EL_WALL_CRYSTAL,
-    EL_TUBE_CROSS,
-    EL_TUBE_VERTICAL,
-    EL_TUBE_HORIZONTAL,
-    EL_TUBE_VERT_LEFT,
-    EL_TUBE_VERT_RIGHT,
-    EL_TUBE_HORIZ_UP,
-    EL_TUBE_HORIZ_DOWN,
-    EL_TUBE_LEFT_UP,
-    EL_TUBE_LEFT_DOWN,
-    EL_TUBE_RIGHT_UP,
-    EL_TUBE_RIGHT_DOWN
-  };
-  static int ep_solid_num = sizeof(ep_solid)/sizeof(int);
-
-  static int ep_massive[] =
-  {
-    EL_BETON,
-    EL_SALZSAEURE,
-    EL_BADEWANNE1,
-    EL_BADEWANNE2,
-    EL_BADEWANNE3,
-    EL_BADEWANNE4,
-    EL_BADEWANNE5,
-    EL_PFORTE1,
-    EL_PFORTE2,
-    EL_PFORTE3,
-    EL_PFORTE4,
-    EL_PFORTE1X,
-    EL_PFORTE2X,
-    EL_PFORTE3X,
-    EL_PFORTE4X,
+    EL_GATE_1,
+    EL_GATE_2,
+    EL_GATE_3,
+    EL_GATE_4,
+    EL_GATE_1_GRAY,
+    EL_GATE_2_GRAY,
+    EL_GATE_3_GRAY,
+    EL_GATE_4_GRAY,
     EL_EM_GATE_1,
     EL_EM_GATE_2,
     EL_EM_GATE_3,
     EL_EM_GATE_4,
-    EL_EM_GATE_1X,
-    EL_EM_GATE_2X,
-    EL_EM_GATE_3X,
-    EL_EM_GATE_4X,
+    EL_EM_GATE_1_GRAY,
+    EL_EM_GATE_2_GRAY,
+    EL_EM_GATE_3_GRAY,
+    EL_EM_GATE_4_GRAY,
     EL_SWITCHGATE_OPEN,
+    EL_SWITCHGATE_OPENING,
     EL_SWITCHGATE_CLOSED,
+    EL_SWITCHGATE_CLOSING,
+#if 0
+    EL_SWITCHGATE_SWITCH_UP,
+    EL_SWITCHGATE_SWITCH_DOWN,
+#endif
     EL_TIMEGATE_OPEN,
+    EL_TIMEGATE_OPENING,
     EL_TIMEGATE_CLOSED,
-    EL_SP_HARD_GRAY,
-    EL_SP_HARD_GREEN,
-    EL_SP_HARD_BLUE,
-    EL_SP_HARD_RED,
-    EL_SP_HARD_YELLOW,
-    EL_SP_HARD_BASE1,
-    EL_SP_HARD_BASE2,
-    EL_SP_HARD_BASE3,
-    EL_SP_HARD_BASE4,
-    EL_SP_HARD_BASE5,
-    EL_SP_HARD_BASE6,
-    EL_INVISIBLE_STEEL,
-    EL_BELT1_SWITCH_LEFT,
-    EL_BELT1_SWITCH_MIDDLE,
-    EL_BELT1_SWITCH_RIGHT,
-    EL_BELT2_SWITCH_LEFT,
-    EL_BELT2_SWITCH_MIDDLE,
-    EL_BELT2_SWITCH_RIGHT,
-    EL_BELT3_SWITCH_LEFT,
-    EL_BELT3_SWITCH_MIDDLE,
-    EL_BELT3_SWITCH_RIGHT,
-    EL_BELT4_SWITCH_LEFT,
-    EL_BELT4_SWITCH_MIDDLE,
-    EL_BELT4_SWITCH_RIGHT,
-    EL_LIGHT_SWITCH_OFF,
-    EL_LIGHT_SWITCH_ON,
-    EL_SIGN_EXCLAMATION,
-    EL_SIGN_RADIOACTIVITY,
-    EL_SIGN_STOP,
-    EL_SIGN_WHEELCHAIR,
-    EL_SIGN_PARKING,
-    EL_SIGN_ONEWAY,
-    EL_SIGN_HEART,
-    EL_SIGN_TRIANGLE,
-    EL_SIGN_ROUND,
-    EL_SIGN_EXIT,
-    EL_SIGN_YINYANG,
-    EL_SIGN_OTHER,
-    EL_STEEL_SLANTED,
-    EL_EMC_STEEL_WALL_1,
-    EL_EMC_STEEL_WALL_2,
-    EL_EMC_STEEL_WALL_3,
-    EL_EMC_STEEL_WALL_4,
-    EL_CRYSTAL,
-    EL_TUBE_CROSS,
+    EL_TIMEGATE_CLOSING,
+#if 0
+    EL_TIMEGATE_SWITCH,
+    EL_TIMEGATE_SWITCH_ACTIVE,
+#endif
+    EL_TUBE_ANY,
     EL_TUBE_VERTICAL,
     EL_TUBE_HORIZONTAL,
-    EL_TUBE_VERT_LEFT,
-    EL_TUBE_VERT_RIGHT,
-    EL_TUBE_HORIZ_UP,
-    EL_TUBE_HORIZ_DOWN,
+    EL_TUBE_VERTICAL_LEFT,
+    EL_TUBE_VERTICAL_RIGHT,
+    EL_TUBE_HORIZONTAL_UP,
+    EL_TUBE_HORIZONTAL_DOWN,
     EL_TUBE_LEFT_UP,
     EL_TUBE_LEFT_DOWN,
     EL_TUBE_RIGHT_UP,
-    EL_TUBE_RIGHT_DOWN
+    EL_TUBE_RIGHT_DOWN,
+    -1
   };
-  static int ep_massive_num = sizeof(ep_massive)/sizeof(int);
 
   static int ep_slippery[] =
   {
-    EL_FELSBODEN,
+    EL_WALL_SLIPPERY,
     EL_BD_WALL,
-    EL_FELSBROCKEN,
+    EL_ROCK,
     EL_BD_ROCK,
-    EL_EDELSTEIN,
-    EL_EDELSTEIN_BD,
-    EL_EDELSTEIN_GELB,
-    EL_EDELSTEIN_ROT,
-    EL_EDELSTEIN_LILA,
-    EL_DIAMANT,
-    EL_BOMBE,
-    EL_KOKOSNUSS,
-    EL_ABLENK_EIN,
-    EL_ABLENK_AUS,
-    EL_ZEIT_VOLL,
-    EL_ZEIT_LEER,
-    EL_BIRNE_EIN,
-    EL_BIRNE_AUS,
-    EL_BADEWANNE1,
-    EL_BADEWANNE2,
-    EL_SONDE,
+    EL_EMERALD,
+    EL_BD_DIAMOND,
+    EL_EMERALD_YELLOW,
+    EL_EMERALD_RED,
+    EL_EMERALD_PURPLE,
+    EL_DIAMOND,
+    EL_BOMB,
+    EL_NUT,
+    EL_ROBOT_WHEEL_ACTIVE,
+    EL_ROBOT_WHEEL,
+    EL_TIME_ORB_FULL,
+    EL_TIME_ORB_EMPTY,
+    EL_LAMP_ACTIVE,
+    EL_LAMP,
+    EL_ACID_POOL_TOPLEFT,
+    EL_ACID_POOL_TOPRIGHT,
+    EL_SATELLITE,
     EL_SP_ZONK,
     EL_SP_INFOTRON,
     EL_SP_CHIP_SINGLE,
     EL_SP_CHIP_LEFT,
     EL_SP_CHIP_RIGHT,
-    EL_SP_CHIP_UPPER,
-    EL_SP_CHIP_LOWER,
+    EL_SP_CHIP_TOP,
+    EL_SP_CHIP_BOTTOM,
     EL_SPEED_PILL,
-    EL_STEEL_SLANTED,
+    EL_STEELWALL_SLIPPERY,
     EL_PEARL,
-    EL_CRYSTAL
+    EL_CRYSTAL,
+    -1
+  };
+
+  static int ep_can_change[] =
+  {
+    -1
   };
-  static int ep_slippery_num = sizeof(ep_slippery)/sizeof(int);
 
-  static int ep_enemy[] =
+  static int ep_can_move[] =
   {
-    EL_KAEFER,
-    EL_FLIEGER,
-    EL_BUTTERFLY,
-    EL_FIREFLY,
-    EL_MAMPFER,
-    EL_MAMPFER2,
+    EL_BUG,
+    EL_SPACESHIP,
+    EL_BD_BUTTERFLY,
+    EL_BD_FIREFLY,
+    EL_YAMYAM,
+    EL_DARK_YAMYAM,
     EL_ROBOT,
     EL_PACMAN,
+    EL_MOLE,
+    EL_PENGUIN,
+    EL_PIG,
+    EL_DRAGON,
+    EL_SATELLITE,
     EL_SP_SNIKSNAK,
-    EL_SP_ELECTRON
-  };
-  static int ep_enemy_num = sizeof(ep_enemy)/sizeof(int);
-
-  static int ep_mauer[] =
-  {
-    EL_BETON,
-    EL_PFORTE1,
-    EL_PFORTE2,
-    EL_PFORTE3,
-    EL_PFORTE4,
-    EL_PFORTE1X,
-    EL_PFORTE2X,
-    EL_PFORTE3X,
-    EL_PFORTE4X,
-    EL_EM_GATE_1,
-    EL_EM_GATE_2,
-    EL_EM_GATE_3,
-    EL_EM_GATE_4,
-    EL_EM_GATE_1X,
-    EL_EM_GATE_2X,
-    EL_EM_GATE_3X,
-    EL_EM_GATE_4X,
-    EL_AUSGANG_ZU,
-    EL_AUSGANG_ACT,
-    EL_AUSGANG_AUF,
-    EL_MAUERWERK,
-    EL_FELSBODEN,
-    EL_MAUER_LEBT,
-    EL_MAUER_X,
-    EL_MAUER_Y,
-    EL_MAUER_XY,
-    EL_MAUERND,
-    EL_BD_WALL,
-    EL_SP_CHIP_SINGLE,
-    EL_SP_CHIP_LEFT,
-    EL_SP_CHIP_RIGHT,
-    EL_SP_CHIP_UPPER,
-    EL_SP_CHIP_LOWER,
-    EL_SP_HARD_GRAY,
-    EL_SP_HARD_GREEN,
-    EL_SP_HARD_BLUE,
-    EL_SP_HARD_RED,
-    EL_SP_HARD_YELLOW,
-    EL_SP_HARD_BASE1,
-    EL_SP_HARD_BASE2,
-    EL_SP_HARD_BASE3,
-    EL_SP_HARD_BASE4,
-    EL_SP_HARD_BASE5,
-    EL_SP_HARD_BASE6,
-    EL_SP_TERMINAL,
-    EL_SP_EXIT,
-    EL_INVISIBLE_STEEL,
-    EL_STEEL_SLANTED,
-    EL_EMC_STEEL_WALL_1,
-    EL_EMC_STEEL_WALL_2,
-    EL_EMC_STEEL_WALL_3,
-    EL_EMC_STEEL_WALL_4,
-    EL_EMC_WALL_1,
-    EL_EMC_WALL_2,
-    EL_EMC_WALL_3,
-    EL_EMC_WALL_4,
-    EL_EMC_WALL_5,
-    EL_EMC_WALL_6,
-    EL_EMC_WALL_7,
-    EL_EMC_WALL_8
+    EL_SP_ELECTRON,
+    EL_BALLOON,
+    EL_SPRING,
+    -1
   };
-  static int ep_mauer_num = sizeof(ep_mauer)/sizeof(int);
 
   static int ep_can_fall[] =
   {
-    EL_FELSBROCKEN,
+    EL_ROCK,
     EL_BD_ROCK,
-    EL_EDELSTEIN,
-    EL_EDELSTEIN_BD,
-    EL_EDELSTEIN_GELB,
-    EL_EDELSTEIN_ROT,
-    EL_EDELSTEIN_LILA,
-    EL_DIAMANT,
-    EL_BOMBE,
-    EL_KOKOSNUSS,
-    EL_TROPFEN,
-    EL_MORAST_VOLL,
+    EL_EMERALD,
+    EL_BD_DIAMOND,
+    EL_EMERALD_YELLOW,
+    EL_EMERALD_RED,
+    EL_EMERALD_PURPLE,
+    EL_DIAMOND,
+    EL_BOMB,
+    EL_NUT,
+    EL_AMOEBA_DROP,
+    EL_QUICKSAND_FULL,
     EL_MAGIC_WALL_FULL,
-    EL_MAGIC_WALL_BD_FULL,
-    EL_ZEIT_VOLL,
-    EL_ZEIT_LEER,
+    EL_BD_MAGIC_WALL_FULL,
+    EL_TIME_ORB_FULL,
+    EL_TIME_ORB_EMPTY,
     EL_SP_ZONK,
     EL_SP_INFOTRON,
     EL_SP_DISK_ORANGE,
     EL_PEARL,
     EL_CRYSTAL,
     EL_SPRING,
-    EL_DX_SUPABOMB
+    EL_DX_SUPABOMB,
+    -1
   };
-  static int ep_can_fall_num = sizeof(ep_can_fall)/sizeof(int);
 
-  static int ep_can_smash[] =
+  static int ep_can_smash_player[] =
   {
-    EL_FELSBROCKEN,
+    EL_ROCK,
     EL_BD_ROCK,
-    EL_EDELSTEIN,
-    EL_EDELSTEIN_BD,
-    EL_EDELSTEIN_GELB,
-    EL_EDELSTEIN_ROT,
-    EL_EDELSTEIN_LILA,
-    EL_DIAMANT,
-    EL_SCHLUESSEL1,
-    EL_SCHLUESSEL2,
-    EL_SCHLUESSEL3,
-    EL_SCHLUESSEL4,
-    EL_EM_KEY_1,
-    EL_EM_KEY_2,
-    EL_EM_KEY_3,
-    EL_EM_KEY_4,
-    EL_BOMBE,
-    EL_KOKOSNUSS,
-    EL_TROPFEN,
-    EL_ZEIT_VOLL,
-    EL_ZEIT_LEER,
+    EL_EMERALD,
+    EL_BD_DIAMOND,
+    EL_EMERALD_YELLOW,
+    EL_EMERALD_RED,
+    EL_EMERALD_PURPLE,
+    EL_DIAMOND,
+    EL_BOMB,
+    EL_NUT,
+    EL_AMOEBA_DROP,
+    EL_TIME_ORB_FULL,
+    EL_TIME_ORB_EMPTY,
     EL_SP_ZONK,
     EL_SP_INFOTRON,
     EL_SP_DISK_ORANGE,
     EL_PEARL,
     EL_CRYSTAL,
     EL_SPRING,
-    EL_DX_SUPABOMB
+    EL_DX_SUPABOMB,
+    -1
   };
-  static int ep_can_smash_num = sizeof(ep_can_smash)/sizeof(int);
 
-  static int ep_can_change[] =
+  static int ep_can_smash_enemies[] =
   {
-    EL_FELSBROCKEN,
+    EL_ROCK,
     EL_BD_ROCK,
-    EL_EDELSTEIN,
-    EL_EDELSTEIN_BD,
-    EL_EDELSTEIN_GELB,
-    EL_EDELSTEIN_ROT,
-    EL_EDELSTEIN_LILA,
-    EL_DIAMANT
+    EL_SP_ZONK,
+    -1
   };
-  static int ep_can_change_num = sizeof(ep_can_change)/sizeof(int);
 
-  static int ep_can_move[] =
+  static int ep_can_smash_everything[] =
   {
-    EL_KAEFER,
-    EL_FLIEGER,
-    EL_BUTTERFLY,
-    EL_FIREFLY,
-    EL_MAMPFER,
-    EL_MAMPFER2,
-    EL_ROBOT,
-    EL_PACMAN,
-    EL_MOLE,
-    EL_PINGUIN,
-    EL_SCHWEIN,
-    EL_DRACHE,
-    EL_SONDE,
-    EL_SP_SNIKSNAK,
-    EL_SP_ELECTRON,
-    EL_BALLOON,
-    EL_SPRING_MOVING
-  };
-  static int ep_can_move_num = sizeof(ep_can_move)/sizeof(int);
-
-  static int ep_could_move[] =
-  {
-    EL_KAEFER_RIGHT,
-    EL_KAEFER_UP,
-    EL_KAEFER_LEFT,
-    EL_KAEFER_DOWN,
-    EL_FLIEGER_RIGHT,
-    EL_FLIEGER_UP,
-    EL_FLIEGER_LEFT,
-    EL_FLIEGER_DOWN,
-    EL_BUTTERFLY_RIGHT,
-    EL_BUTTERFLY_UP,
-    EL_BUTTERFLY_LEFT,
-    EL_BUTTERFLY_DOWN,
-    EL_FIREFLY_RIGHT,
-    EL_FIREFLY_UP,
-    EL_FIREFLY_LEFT,
-    EL_FIREFLY_DOWN,
-    EL_PACMAN_RIGHT,
-    EL_PACMAN_UP,
-    EL_PACMAN_LEFT,
-    EL_PACMAN_DOWN
+    EL_ROCK,
+    EL_BD_ROCK,
+    EL_SP_ZONK,
+    -1
   };
-  static int ep_could_move_num = sizeof(ep_could_move)/sizeof(int);
 
-  static int ep_dont_touch[] =
+  static int ep_can_explode_by_fire[] =
   {
-    EL_KAEFER,
-    EL_FLIEGER,
-    EL_BUTTERFLY,
-    EL_FIREFLY
-  };
-  static int ep_dont_touch_num = sizeof(ep_dont_touch)/sizeof(int);
+    /* same elements as in 'ep_can_explode_impact' */
+    EL_BOMB,
+    EL_SP_DISK_ORANGE,
+    EL_DX_SUPABOMB,
 
-  static int ep_dont_go_to[] =
-  {
-    EL_KAEFER,
-    EL_FLIEGER,
-    EL_BUTTERFLY,
-    EL_FIREFLY,
-    EL_MAMPFER,
-    EL_MAMPFER2,
-    EL_ROBOT,
-    EL_PACMAN,
-    EL_TROPFEN,
-    EL_SALZSAEURE,
+    /* same elements as in 'ep_can_explode_smashed' */
+    EL_SATELLITE,
+    EL_PIG,
+    EL_DRAGON,
+    EL_MOLE,
+
+    /* new elements */
+    EL_DYNAMITE_ACTIVE,
+    EL_DYNAMITE,
+    EL_DYNABOMB_PLAYER_1_ACTIVE,
+    EL_DYNABOMB_PLAYER_2_ACTIVE,
+    EL_DYNABOMB_PLAYER_3_ACTIVE,
+    EL_DYNABOMB_PLAYER_4_ACTIVE,
+    EL_DYNABOMB_INCREASE_NUMBER,
+    EL_DYNABOMB_INCREASE_SIZE,
+    EL_DYNABOMB_INCREASE_POWER,
+    EL_SP_DISK_RED_ACTIVE,
+    EL_BUG,
+    EL_PENGUIN,
+    EL_SP_DISK_RED,
+    EL_SP_DISK_YELLOW,
     EL_SP_SNIKSNAK,
     EL_SP_ELECTRON,
-    EL_SP_BUG_ACTIVE,
-    EL_TRAP_ACTIVE,
-    EL_LANDMINE
+    -1
   };
-  static int ep_dont_go_to_num = sizeof(ep_dont_go_to)/sizeof(int);
 
-  static int ep_mampf2[] =
+  static int ep_can_explode_smashed[] =
   {
-    EL_ERDREICH,
-    EL_KAEFER,
-    EL_FLIEGER,
-    EL_BUTTERFLY,
-    EL_FIREFLY,
-    EL_MAMPFER,
-    EL_ROBOT,
-    EL_PACMAN,
-    EL_TROPFEN,
-    EL_AMOEBE_TOT,
-    EL_AMOEBE_NASS,
-    EL_AMOEBE_NORM,
-    EL_AMOEBE_VOLL,
-    EL_AMOEBE_BD,
-    EL_EDELSTEIN,
-    EL_EDELSTEIN_BD,
-    EL_EDELSTEIN_GELB,
-    EL_EDELSTEIN_ROT,
-    EL_EDELSTEIN_LILA,
-    EL_DIAMANT,
-    EL_PEARL,
-    EL_CRYSTAL
+    /* same elements as in 'ep_can_explode_impact' */
+    EL_BOMB,
+    EL_SP_DISK_ORANGE,
+    EL_DX_SUPABOMB,
+
+    /* new elements */
+    EL_SATELLITE,
+    EL_PIG,
+    EL_DRAGON,
+    EL_MOLE,
+    -1
   };
-  static int ep_mampf2_num = sizeof(ep_mampf2)/sizeof(int);
 
-  static int ep_bd_element[] =
+  static int ep_can_explode_impact[] =
   {
-    EL_LEERRAUM,
-    EL_ERDREICH,
-    EL_FELSBODEN,
-    EL_BD_WALL,
-    EL_FELSBROCKEN,
-    EL_BD_ROCK,
-    EL_EDELSTEIN_BD,
-    EL_MAGIC_WALL_BD_OFF,
-    EL_AUSGANG_ZU,
-    EL_AUSGANG_AUF,
-    EL_BETON,
-    EL_SPIELFIGUR,
-    EL_FIREFLY,
-    EL_FIREFLY_1,
-    EL_FIREFLY_2,
-    EL_FIREFLY_3,
-    EL_FIREFLY_4,
-    EL_BUTTERFLY,
-    EL_BUTTERFLY_1,
-    EL_BUTTERFLY_2,
-    EL_BUTTERFLY_3,
-    EL_BUTTERFLY_4,
-    EL_AMOEBE_BD,
-    EL_CHAR_FRAGE
+    EL_BOMB,
+    EL_SP_DISK_ORANGE,
+    EL_DX_SUPABOMB,
+    -1
   };
-  static int ep_bd_element_num = sizeof(ep_bd_element)/sizeof(int);
 
-  static int ep_sb_element[] =
+  static int ep_walkable_over[] =
+  {
+    EL_EMPTY_SPACE,
+    EL_SP_EMPTY_SPACE,
+    EL_SOKOBAN_FIELD_EMPTY,
+    EL_EXIT_OPEN,
+    EL_SP_EXIT_OPEN,
+    EL_GATE_1,
+    EL_GATE_2,
+    EL_GATE_3,
+    EL_GATE_4,
+    EL_GATE_1_GRAY,
+    EL_GATE_2_GRAY,
+    EL_GATE_3_GRAY,
+    EL_GATE_4_GRAY,
+    EL_PENGUIN,
+    EL_PIG,
+    EL_DRAGON,
+    -1
+  };
+
+  static int ep_walkable_inside[] =
   {
-    EL_LEERRAUM,
-    EL_BETON,
-    EL_SOKOBAN_OBJEKT,
-    EL_SOKOBAN_FELD_LEER,
-    EL_SOKOBAN_FELD_VOLL,
-    EL_SPIELFIGUR,
-    EL_INVISIBLE_STEEL
+    EL_TUBE_ANY,
+    EL_TUBE_VERTICAL,
+    EL_TUBE_HORIZONTAL,
+    EL_TUBE_VERTICAL_LEFT,
+    EL_TUBE_VERTICAL_RIGHT,
+    EL_TUBE_HORIZONTAL_UP,
+    EL_TUBE_HORIZONTAL_DOWN,
+    EL_TUBE_LEFT_UP,
+    EL_TUBE_LEFT_DOWN,
+    EL_TUBE_RIGHT_UP,
+    EL_TUBE_RIGHT_DOWN,
+    -1
   };
-  static int ep_sb_element_num = sizeof(ep_sb_element)/sizeof(int);
 
-  static int ep_gem[] =
+  static int ep_walkable_under[] =
   {
-    EL_EDELSTEIN,
-    EL_EDELSTEIN_BD,
-    EL_EDELSTEIN_GELB,
-    EL_EDELSTEIN_ROT,
-    EL_EDELSTEIN_LILA,
-    EL_DIAMANT,
-    EL_SP_INFOTRON
+    -1
   };
-  static int ep_gem_num = sizeof(ep_gem)/sizeof(int);
 
-  static int ep_inactive[] =
+  static int ep_passable_over[] =
   {
-    EL_LEERRAUM,
-    EL_ERDREICH,
-    EL_MAUERWERK,
-    EL_BD_WALL,
-    EL_FELSBODEN,
-    EL_SCHLUESSEL,
-    EL_BETON,
-    EL_AMOEBE_TOT,
-    EL_MORAST_LEER,
-    EL_BADEWANNE,
-    EL_ABLENK_AUS,
-    EL_SCHLUESSEL1,
-    EL_SCHLUESSEL2,
-    EL_SCHLUESSEL3,
-    EL_SCHLUESSEL4,
-    EL_EM_KEY_1,
-    EL_EM_KEY_2,
-    EL_EM_KEY_3,
-    EL_EM_KEY_4,
-    EL_PFORTE1,
-    EL_PFORTE2,
-    EL_PFORTE3,
-    EL_PFORTE4,
-    EL_PFORTE1X,
-    EL_PFORTE2X,
-    EL_PFORTE3X,
-    EL_PFORTE4X,
     EL_EM_GATE_1,
     EL_EM_GATE_2,
     EL_EM_GATE_3,
     EL_EM_GATE_4,
-    EL_EM_GATE_1X,
-    EL_EM_GATE_2X,
-    EL_EM_GATE_3X,
-    EL_EM_GATE_4X,
-    EL_DYNAMITE_INACTIVE,
-    EL_UNSICHTBAR,
-    EL_BIRNE_AUS,
-    EL_BIRNE_EIN,
-    EL_ERZ_EDEL,
-    EL_ERZ_DIAM,
-    EL_ERZ_EDEL_BD,
-    EL_ERZ_EDEL_GELB,
-    EL_DYNABOMB_NR,
-    EL_DYNABOMB_SZ,
-    EL_DYNABOMB_XL,
-    EL_SOKOBAN_OBJEKT,
-    EL_SOKOBAN_FELD_LEER,
-    EL_SOKOBAN_FELD_VOLL,
-    EL_ERZ_EDEL_ROT,
-    EL_ERZ_EDEL_LILA,
-    EL_BADEWANNE1,
-    EL_BADEWANNE2,
-    EL_BADEWANNE3,
-    EL_BADEWANNE4,
-    EL_BADEWANNE5,
-    EL_MAGIC_WALL_OFF,
-    EL_MAGIC_WALL_DEAD,
-    EL_MAGIC_WALL_BD_OFF,
-    EL_MAGIC_WALL_BD_DEAD,
-    EL_AMOEBA2DIAM,
-    EL_BLOCKED,
-    EL_SP_EMPTY,
-    EL_SP_BASE,
-    EL_SP_PORT1_RIGHT,
-    EL_SP_PORT1_DOWN,
-    EL_SP_PORT1_LEFT,
-    EL_SP_PORT1_UP,
-    EL_SP_PORT2_RIGHT,
-    EL_SP_PORT2_DOWN,
-    EL_SP_PORT2_LEFT,
-    EL_SP_PORT2_UP,
-    EL_SP_PORT_X,
-    EL_SP_PORT_Y,
-    EL_SP_PORT_XY,
-    EL_SP_DISK_RED,
-    EL_SP_DISK_YELLOW,
-    EL_SP_CHIP_SINGLE,
-    EL_SP_CHIP_LEFT,
-    EL_SP_CHIP_RIGHT,
-    EL_SP_CHIP_UPPER,
-    EL_SP_CHIP_LOWER,
-    EL_SP_HARD_GRAY,
-    EL_SP_HARD_GREEN,
-    EL_SP_HARD_BLUE,
-    EL_SP_HARD_RED,
-    EL_SP_HARD_YELLOW,
-    EL_SP_HARD_BASE1,
-    EL_SP_HARD_BASE2,
-    EL_SP_HARD_BASE3,
-    EL_SP_HARD_BASE4,
-    EL_SP_HARD_BASE5,
-    EL_SP_HARD_BASE6,
-    EL_SP_EXIT,
-    EL_INVISIBLE_STEEL,
-    EL_BELT1_SWITCH_LEFT,
-    EL_BELT1_SWITCH_MIDDLE,
-    EL_BELT1_SWITCH_RIGHT,
-    EL_BELT2_SWITCH_LEFT,
-    EL_BELT2_SWITCH_MIDDLE,
-    EL_BELT2_SWITCH_RIGHT,
-    EL_BELT3_SWITCH_LEFT,
-    EL_BELT3_SWITCH_MIDDLE,
-    EL_BELT3_SWITCH_RIGHT,
-    EL_BELT4_SWITCH_LEFT,
-    EL_BELT4_SWITCH_MIDDLE,
-    EL_BELT4_SWITCH_RIGHT,
-    EL_SIGN_EXCLAMATION,
-    EL_SIGN_RADIOACTIVITY,
-    EL_SIGN_STOP,
-    EL_SIGN_WHEELCHAIR,
-    EL_SIGN_PARKING,
-    EL_SIGN_ONEWAY,
-    EL_SIGN_HEART,
-    EL_SIGN_TRIANGLE,
-    EL_SIGN_ROUND,
-    EL_SIGN_EXIT,
-    EL_SIGN_YINYANG,
-    EL_SIGN_OTHER,
-    EL_STEEL_SLANTED,
-    EL_EMC_STEEL_WALL_1,
-    EL_EMC_STEEL_WALL_2,
-    EL_EMC_STEEL_WALL_3,
-    EL_EMC_STEEL_WALL_4,
-    EL_EMC_WALL_1,
-    EL_EMC_WALL_2,
-    EL_EMC_WALL_3,
-    EL_EMC_WALL_4,
-    EL_EMC_WALL_5,
-    EL_EMC_WALL_6,
-    EL_EMC_WALL_7,
-    EL_EMC_WALL_8
+    EL_EM_GATE_1_GRAY,
+    EL_EM_GATE_2_GRAY,
+    EL_EM_GATE_3_GRAY,
+    EL_EM_GATE_4_GRAY,
+    EL_SWITCHGATE_OPEN,
+    EL_TIMEGATE_OPEN,
+    -1
   };
-  static int ep_inactive_num = sizeof(ep_inactive)/sizeof(int);
 
-  static int ep_explosive[] =
-  {
-    EL_BOMBE,
-    EL_DYNAMITE_ACTIVE,
-    EL_DYNAMITE_INACTIVE,
-    EL_DYNABOMB_ACTIVE_1,
-    EL_DYNABOMB_ACTIVE_2,
-    EL_DYNABOMB_ACTIVE_3,
-    EL_DYNABOMB_ACTIVE_4,
-    EL_DYNABOMB_NR,
-    EL_DYNABOMB_SZ,
-    EL_DYNABOMB_XL,
-    EL_KAEFER,
-    EL_MOLE,
-    EL_PINGUIN,
-    EL_SCHWEIN,
-    EL_DRACHE,
-    EL_SONDE,
-    EL_SP_DISK_RED,
-    EL_SP_DISK_ORANGE,
-    EL_SP_DISK_YELLOW,
-    EL_SP_SNIKSNAK,
-    EL_SP_ELECTRON,
-    EL_DX_SUPABOMB
+  static int ep_passable_inside[] =
+  {
+    EL_SP_PORT_LEFT,
+    EL_SP_PORT_RIGHT,
+    EL_SP_PORT_UP,
+    EL_SP_PORT_DOWN,
+    EL_SP_PORT_HORIZONTAL,
+    EL_SP_PORT_VERTICAL,
+    EL_SP_PORT_ANY,
+    EL_SP_GRAVITY_PORT_LEFT,
+    EL_SP_GRAVITY_PORT_RIGHT,
+    EL_SP_GRAVITY_PORT_UP,
+    EL_SP_GRAVITY_PORT_DOWN,
+    -1
   };
-  static int ep_explosive_num = sizeof(ep_explosive)/sizeof(int);
 
-  static int ep_mampf3[] =
+  static int ep_passable_under[] =
   {
-    EL_EDELSTEIN,
-    EL_EDELSTEIN_BD,
-    EL_EDELSTEIN_GELB,
-    EL_EDELSTEIN_ROT,
-    EL_EDELSTEIN_LILA,
-    EL_DIAMANT,
-    EL_PEARL,
-    EL_CRYSTAL
+    -1
   };
-  static int ep_mampf3_num = sizeof(ep_mampf3)/sizeof(int);
 
   static int ep_pushable[] =
   {
-    EL_FELSBROCKEN,
-    EL_BD_ROCK,
-    EL_BOMBE,
-    EL_KOKOSNUSS,
-    EL_ZEIT_LEER,
-    EL_SOKOBAN_FELD_VOLL,
-    EL_SOKOBAN_OBJEKT,
-    EL_SONDE,
+    EL_ROCK,
+    EL_BOMB,
+    EL_DX_SUPABOMB,
+    EL_NUT,
+    EL_TIME_ORB_EMPTY,
     EL_SP_ZONK,
     EL_SP_DISK_ORANGE,
+    EL_SPRING,
+    EL_BD_ROCK,
+    EL_SOKOBAN_OBJECT,
+    EL_SOKOBAN_FIELD_FULL,
+    EL_SATELLITE,
     EL_SP_DISK_YELLOW,
     EL_BALLOON,
-    EL_SPRING,
-    EL_DX_SUPABOMB
+    -1
+  };
+
+  static int ep_can_be_crumbled[] =
+  {
+    EL_SAND,
+    EL_LANDMINE,
+    EL_TRAP,
+    EL_TRAP_ACTIVE,
+    -1
   };
-  static int ep_pushable_num = sizeof(ep_pushable)/sizeof(int);
 
   static int ep_player[] =
   {
-    EL_SPIELFIGUR,
-    EL_SPIELER1,
-    EL_SPIELER2,
-    EL_SPIELER3,
-    EL_SPIELER4
+    EL_PLAYER_1,
+    EL_PLAYER_2,
+    EL_PLAYER_3,
+    EL_PLAYER_4,
+    EL_SP_MURPHY,
+    -1
   };
-  static int ep_player_num = sizeof(ep_player)/sizeof(int);
 
-  static int ep_has_content[] =
+  static int ep_can_pass_magic_wall[] =
+  {
+    EL_ROCK,
+    EL_BD_ROCK,
+    EL_EMERALD,
+    EL_BD_DIAMOND,
+    EL_EMERALD_YELLOW,
+    EL_EMERALD_RED,
+    EL_EMERALD_PURPLE,
+    EL_DIAMOND,
+    -1
+  };
+
+  static int ep_switchable[] =
   {
-    EL_MAMPFER,
-    EL_AMOEBE_NASS,
-    EL_AMOEBE_NORM,
-    EL_AMOEBE_VOLL,
-    EL_AMOEBE_BD
+    EL_ROBOT_WHEEL,
+    EL_SP_TERMINAL,
+    EL_CONVEYOR_BELT_1_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_2_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_3_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_4_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
+    EL_SWITCHGATE_SWITCH_UP,
+    EL_SWITCHGATE_SWITCH_DOWN,
+    EL_LIGHT_SWITCH,
+    EL_LIGHT_SWITCH_ACTIVE,
+    EL_TIMEGATE_SWITCH,
+    EL_BALLOON_SWITCH_LEFT,
+    EL_BALLOON_SWITCH_RIGHT,
+    EL_BALLOON_SWITCH_UP,
+    EL_BALLOON_SWITCH_DOWN,
+    EL_BALLOON_SWITCH_ANY,
+    EL_LAMP,
+    EL_TIME_ORB_FULL,
+    -1
   };
-  static int ep_has_content_num = sizeof(ep_has_content)/sizeof(int);
 
-  static int ep_eatable[] =
+  static int ep_bd_element[] =
   {
-    EL_ERDREICH,
-    EL_SP_BASE,
-    EL_SP_BUG,
-    EL_TRAP_INACTIVE,
-    EL_SAND_INVISIBLE
+    EL_EMPTY,
+    EL_SAND,
+    EL_WALL_SLIPPERY,
+    EL_BD_WALL,
+    EL_ROCK,
+    EL_BD_ROCK,
+    EL_BD_DIAMOND,
+    EL_BD_MAGIC_WALL,
+    EL_EXIT_CLOSED,
+    EL_EXIT_OPEN,
+    EL_STEELWALL,
+    EL_PLAYER_1,
+    EL_BD_FIREFLY,
+    EL_BD_FIREFLY_1,
+    EL_BD_FIREFLY_2,
+    EL_BD_FIREFLY_3,
+    EL_BD_FIREFLY_4,
+    EL_BD_BUTTERFLY,
+    EL_BD_BUTTERFLY_1,
+    EL_BD_BUTTERFLY_2,
+    EL_BD_BUTTERFLY_3,
+    EL_BD_BUTTERFLY_4,
+    EL_BD_AMOEBA,
+    EL_CHAR_QUESTION,
+    -1
   };
-  static int ep_eatable_num = sizeof(ep_eatable)/sizeof(int);
 
   static int ep_sp_element[] =
   {
@@ -1906,357 +1896,1689 @@ void InitElementProperties()
     EL_SP_MURPHY,
     EL_SP_INFOTRON,
     EL_SP_CHIP_SINGLE,
-    EL_SP_HARD_GRAY,
-    EL_SP_EXIT,
+    EL_SP_HARDWARE_GRAY,
+    EL_SP_EXIT_CLOSED,
+    EL_SP_EXIT_OPEN,
     EL_SP_DISK_ORANGE,
-    EL_SP_PORT1_RIGHT,
-    EL_SP_PORT1_DOWN,
-    EL_SP_PORT1_LEFT,
-    EL_SP_PORT1_UP,
-    EL_SP_PORT2_RIGHT,
-    EL_SP_PORT2_DOWN,
-    EL_SP_PORT2_LEFT,
-    EL_SP_PORT2_UP,
+    EL_SP_PORT_RIGHT,
+    EL_SP_PORT_DOWN,
+    EL_SP_PORT_LEFT,
+    EL_SP_PORT_UP,
+    EL_SP_GRAVITY_PORT_RIGHT,
+    EL_SP_GRAVITY_PORT_DOWN,
+    EL_SP_GRAVITY_PORT_LEFT,
+    EL_SP_GRAVITY_PORT_UP,
     EL_SP_SNIKSNAK,
     EL_SP_DISK_YELLOW,
     EL_SP_TERMINAL,
     EL_SP_DISK_RED,
-    EL_SP_PORT_Y,
-    EL_SP_PORT_X,
-    EL_SP_PORT_XY,
+    EL_SP_PORT_VERTICAL,
+    EL_SP_PORT_HORIZONTAL,
+    EL_SP_PORT_ANY,
     EL_SP_ELECTRON,
-    EL_SP_BUG,
+    EL_SP_BUGGY_BASE,
     EL_SP_CHIP_LEFT,
     EL_SP_CHIP_RIGHT,
-    EL_SP_HARD_BASE1,
-    EL_SP_HARD_GREEN,
-    EL_SP_HARD_BLUE,
-    EL_SP_HARD_RED,
-    EL_SP_HARD_YELLOW,
-    EL_SP_HARD_BASE2,
-    EL_SP_HARD_BASE3,
-    EL_SP_HARD_BASE4,
-    EL_SP_HARD_BASE5,
-    EL_SP_HARD_BASE6,
-    EL_SP_CHIP_UPPER,
-    EL_SP_CHIP_LOWER,
+    EL_SP_HARDWARE_BASE_1,
+    EL_SP_HARDWARE_GREEN,
+    EL_SP_HARDWARE_BLUE,
+    EL_SP_HARDWARE_RED,
+    EL_SP_HARDWARE_YELLOW,
+    EL_SP_HARDWARE_BASE_2,
+    EL_SP_HARDWARE_BASE_3,
+    EL_SP_HARDWARE_BASE_4,
+    EL_SP_HARDWARE_BASE_5,
+    EL_SP_HARDWARE_BASE_6,
+    EL_SP_CHIP_TOP,
+    EL_SP_CHIP_BOTTOM,
     /* additional elements that appeared in newer Supaplex levels */
-    EL_UNSICHTBAR,
+    EL_INVISIBLE_WALL,
     /* more than one murphy in a level results in an inactive clone */
-    EL_SP_MURPHY_CLONE
+    EL_SP_MURPHY_CLONE,
+    /* runtime elements*/
+    EL_SP_DISK_RED_ACTIVE,
+    EL_SP_TERMINAL_ACTIVE,
+    EL_SP_BUGGY_BASE_ACTIVATING,
+    EL_SP_BUGGY_BASE_ACTIVE,
+    -1
   };
-  static int ep_sp_element_num = sizeof(ep_sp_element)/sizeof(int);
 
-  static int ep_quick_gate[] =
+  static int ep_sb_element[] =
   {
-    EL_EM_GATE_1,
-    EL_EM_GATE_2,
-    EL_EM_GATE_3,
-    EL_EM_GATE_4,
-    EL_EM_GATE_1X,
-    EL_EM_GATE_2X,
-    EL_EM_GATE_3X,
-    EL_EM_GATE_4X,
-    EL_SP_PORT1_LEFT,
-    EL_SP_PORT2_LEFT,
-    EL_SP_PORT1_RIGHT,
-    EL_SP_PORT2_RIGHT,
-    EL_SP_PORT1_UP,
-    EL_SP_PORT2_UP,
-    EL_SP_PORT1_DOWN,
-    EL_SP_PORT2_DOWN,
-    EL_SP_PORT_X,
-    EL_SP_PORT_Y,
-    EL_SP_PORT_XY,
-    EL_SWITCHGATE_OPEN,
-    EL_TIMEGATE_OPEN
-  };
-  static int ep_quick_gate_num = sizeof(ep_quick_gate)/sizeof(int);
-
-  static int ep_over_player[] =
-  {
-    EL_SP_PORT1_LEFT,
-    EL_SP_PORT2_LEFT,
-    EL_SP_PORT1_RIGHT,
-    EL_SP_PORT2_RIGHT,
-    EL_SP_PORT1_UP,
-    EL_SP_PORT2_UP,
-    EL_SP_PORT1_DOWN,
-    EL_SP_PORT2_DOWN,
-    EL_SP_PORT_X,
-    EL_SP_PORT_Y,
-    EL_SP_PORT_XY,
-    EL_TUBE_CROSS,
-    EL_TUBE_VERTICAL,
-    EL_TUBE_HORIZONTAL,
-    EL_TUBE_VERT_LEFT,
-    EL_TUBE_VERT_RIGHT,
-    EL_TUBE_HORIZ_UP,
-    EL_TUBE_HORIZ_DOWN,
-    EL_TUBE_LEFT_UP,
-    EL_TUBE_LEFT_DOWN,
-    EL_TUBE_RIGHT_UP,
-    EL_TUBE_RIGHT_DOWN
+    EL_EMPTY,
+    EL_STEELWALL,
+    EL_SOKOBAN_OBJECT,
+    EL_SOKOBAN_FIELD_EMPTY,
+    EL_SOKOBAN_FIELD_FULL,
+    EL_PLAYER_1,
+    EL_INVISIBLE_STEELWALL,
+    -1
   };
-  static int ep_over_player_num = sizeof(ep_over_player)/sizeof(int);
 
-  static int ep_active_bomb[] =
+  static int ep_gem[] =
   {
-    EL_DYNAMITE_ACTIVE,
-    EL_DYNABOMB_ACTIVE_1,
-    EL_DYNABOMB_ACTIVE_2,
-    EL_DYNABOMB_ACTIVE_3,
-    EL_DYNABOMB_ACTIVE_4
+    EL_BD_DIAMOND,
+    EL_EMERALD,
+    EL_EMERALD_YELLOW,
+    EL_EMERALD_RED,
+    EL_EMERALD_PURPLE,
+    EL_DIAMOND,
+    -1
   };
-  static int ep_active_bomb_num = sizeof(ep_active_bomb)/sizeof(int);
 
-  static int ep_belt[] =
+  static int ep_food_dark_yamyam[] =
   {
-    EL_BELT1_LEFT,
-    EL_BELT1_MIDDLE,
-    EL_BELT1_RIGHT,
-    EL_BELT2_LEFT,
-    EL_BELT2_MIDDLE,
-    EL_BELT2_RIGHT,
-    EL_BELT3_LEFT,
-    EL_BELT3_MIDDLE,
-    EL_BELT3_RIGHT,
-    EL_BELT4_LEFT,
-    EL_BELT4_MIDDLE,
-    EL_BELT4_RIGHT,
+    EL_SAND,
+    EL_BUG,
+    EL_SPACESHIP,
+    EL_BD_BUTTERFLY,
+    EL_BD_FIREFLY,
+    EL_YAMYAM,
+    EL_ROBOT,
+    EL_PACMAN,
+    EL_AMOEBA_DROP,
+    EL_AMOEBA_DEAD,
+    EL_AMOEBA_WET,
+    EL_AMOEBA_DRY,
+    EL_AMOEBA_FULL,
+    EL_BD_AMOEBA,
+    EL_EMERALD,
+    EL_BD_DIAMOND,
+    EL_EMERALD_YELLOW,
+    EL_EMERALD_RED,
+    EL_EMERALD_PURPLE,
+    EL_DIAMOND,
+    EL_PEARL,
+    EL_CRYSTAL,
+    -1
   };
-  static int ep_belt_num = sizeof(ep_belt)/sizeof(int);
 
-  static int ep_belt_switch[] =
+  static int ep_food_penguin[] =
   {
-    EL_BELT1_SWITCH_LEFT,
-    EL_BELT1_SWITCH_MIDDLE,
-    EL_BELT1_SWITCH_RIGHT,
-    EL_BELT2_SWITCH_LEFT,
-    EL_BELT2_SWITCH_MIDDLE,
-    EL_BELT2_SWITCH_RIGHT,
-    EL_BELT3_SWITCH_LEFT,
-    EL_BELT3_SWITCH_MIDDLE,
-    EL_BELT3_SWITCH_RIGHT,
-    EL_BELT4_SWITCH_LEFT,
-    EL_BELT4_SWITCH_MIDDLE,
-    EL_BELT4_SWITCH_RIGHT,
+    EL_EMERALD,
+    EL_BD_DIAMOND,
+    EL_EMERALD_YELLOW,
+    EL_EMERALD_RED,
+    EL_EMERALD_PURPLE,
+    EL_DIAMOND,
+    EL_PEARL,
+    EL_CRYSTAL,
+    -1
   };
-  static int ep_belt_switch_num = sizeof(ep_belt_switch)/sizeof(int);
 
-  static int ep_tube[] =
+  static int ep_food_pig[] =
   {
-    EL_TUBE_CROSS,
-    EL_TUBE_VERTICAL,
-    EL_TUBE_HORIZONTAL,
-    EL_TUBE_VERT_LEFT,
-    EL_TUBE_VERT_RIGHT,
-    EL_TUBE_HORIZ_UP,
-    EL_TUBE_HORIZ_DOWN,
-    EL_TUBE_LEFT_UP,
-    EL_TUBE_LEFT_DOWN,
-    EL_TUBE_RIGHT_UP,
-    EL_TUBE_RIGHT_DOWN
-  };
-  static int ep_tube_num = sizeof(ep_tube)/sizeof(int);
-
-  static long ep1_bit[] =
-  {
-    EP_BIT_AMOEBALIVE,
-    EP_BIT_AMOEBOID,
-    EP_BIT_SCHLUESSEL,
-    EP_BIT_PFORTE,
-    EP_BIT_SOLID,
-    EP_BIT_MASSIVE,
-    EP_BIT_SLIPPERY,
-    EP_BIT_ENEMY,
-    EP_BIT_MAUER,
-    EP_BIT_CAN_FALL,
-    EP_BIT_CAN_SMASH,
-    EP_BIT_CAN_CHANGE,
-    EP_BIT_CAN_MOVE,
-    EP_BIT_COULD_MOVE,
-    EP_BIT_DONT_TOUCH,
-    EP_BIT_DONT_GO_TO,
-    EP_BIT_MAMPF2,
-    EP_BIT_BD_ELEMENT,
-    EP_BIT_SB_ELEMENT,
-    EP_BIT_GEM,
-    EP_BIT_INACTIVE,
-    EP_BIT_EXPLOSIVE,
-    EP_BIT_MAMPF3,
-    EP_BIT_PUSHABLE,
-    EP_BIT_PLAYER,
-    EP_BIT_HAS_CONTENT,
-    EP_BIT_EATABLE,
-    EP_BIT_SP_ELEMENT,
-    EP_BIT_QUICK_GATE,
-    EP_BIT_OVER_PLAYER,
-    EP_BIT_ACTIVE_BOMB
-  };
-  static long ep2_bit[] =
-  {
-    EP_BIT_BELT,
-    EP_BIT_BELT_SWITCH,
-    EP_BIT_TUBE
+    EL_EMERALD,
+    EL_BD_DIAMOND,
+    EL_EMERALD_YELLOW,
+    EL_EMERALD_RED,
+    EL_EMERALD_PURPLE,
+    EL_DIAMOND,
+    -1
   };
-  static int *ep1_array[] =
-  {
-    ep_amoebalive,
-    ep_amoeboid,
-    ep_schluessel,
-    ep_pforte,
-    ep_solid,
-    ep_massive,
-    ep_slippery,
-    ep_enemy,
-    ep_mauer,
-    ep_can_fall,
-    ep_can_smash,
-    ep_can_change,
-    ep_can_move,
-    ep_could_move,
-    ep_dont_touch,
-    ep_dont_go_to,
-    ep_mampf2,
-    ep_bd_element,
-    ep_sb_element,
-    ep_gem,
-    ep_inactive,
-    ep_explosive,
-    ep_mampf3,
-    ep_pushable,
-    ep_player,
-    ep_has_content,
-    ep_eatable,
-    ep_sp_element,
-    ep_quick_gate,
-    ep_over_player,
-    ep_active_bomb
-  };
-  static int *ep2_array[] =
-  {
-    ep_belt,
-    ep_belt_switch,
-    ep_tube
-  };
-  static int *ep1_num[] =
-  {
-    &ep_amoebalive_num,
-    &ep_amoeboid_num,
-    &ep_schluessel_num,
-    &ep_pforte_num,
-    &ep_solid_num,
-    &ep_massive_num,
-    &ep_slippery_num,
-    &ep_enemy_num,
-    &ep_mauer_num,
-    &ep_can_fall_num,
-    &ep_can_smash_num,
-    &ep_can_change_num,
-    &ep_can_move_num,
-    &ep_could_move_num,
-    &ep_dont_touch_num,
-    &ep_dont_go_to_num,
-    &ep_mampf2_num,
-    &ep_bd_element_num,
-    &ep_sb_element_num,
-    &ep_gem_num,
-    &ep_inactive_num,
-    &ep_explosive_num,
-    &ep_mampf3_num,
-    &ep_pushable_num,
-    &ep_player_num,
-    &ep_has_content_num,
-    &ep_eatable_num,
-    &ep_sp_element_num,
-    &ep_quick_gate_num,
-    &ep_over_player_num,
-    &ep_active_bomb_num
-  };
-  static int *ep2_num[] =
-  {
-    &ep_belt_num,
-    &ep_belt_switch_num,
-    &ep_tube_num
+
+  static int ep_historic_wall[] =
+  {
+    EL_STEELWALL,
+    EL_GATE_1,
+    EL_GATE_2,
+    EL_GATE_3,
+    EL_GATE_4,
+    EL_GATE_1_GRAY,
+    EL_GATE_2_GRAY,
+    EL_GATE_3_GRAY,
+    EL_GATE_4_GRAY,
+    EL_EM_GATE_1,
+    EL_EM_GATE_2,
+    EL_EM_GATE_3,
+    EL_EM_GATE_4,
+    EL_EM_GATE_1_GRAY,
+    EL_EM_GATE_2_GRAY,
+    EL_EM_GATE_3_GRAY,
+    EL_EM_GATE_4_GRAY,
+    EL_EXIT_CLOSED,
+    EL_EXIT_OPENING,
+    EL_EXIT_OPEN,
+    EL_WALL,
+    EL_WALL_SLIPPERY,
+    EL_EXPANDABLE_WALL,
+    EL_EXPANDABLE_WALL_HORIZONTAL,
+    EL_EXPANDABLE_WALL_VERTICAL,
+    EL_EXPANDABLE_WALL_ANY,
+    EL_EXPANDABLE_WALL_GROWING,
+    EL_BD_WALL,
+    EL_SP_CHIP_SINGLE,
+    EL_SP_CHIP_LEFT,
+    EL_SP_CHIP_RIGHT,
+    EL_SP_CHIP_TOP,
+    EL_SP_CHIP_BOTTOM,
+    EL_SP_HARDWARE_GRAY,
+    EL_SP_HARDWARE_GREEN,
+    EL_SP_HARDWARE_BLUE,
+    EL_SP_HARDWARE_RED,
+    EL_SP_HARDWARE_YELLOW,
+    EL_SP_HARDWARE_BASE_1,
+    EL_SP_HARDWARE_BASE_2,
+    EL_SP_HARDWARE_BASE_3,
+    EL_SP_HARDWARE_BASE_4,
+    EL_SP_HARDWARE_BASE_5,
+    EL_SP_HARDWARE_BASE_6,
+    EL_SP_TERMINAL,
+    EL_SP_TERMINAL_ACTIVE,
+    EL_SP_EXIT_CLOSED,
+    EL_SP_EXIT_OPEN,
+    EL_INVISIBLE_STEELWALL,
+    EL_INVISIBLE_STEELWALL_ACTIVE,
+    EL_INVISIBLE_WALL,
+    EL_INVISIBLE_WALL_ACTIVE,
+    EL_STEELWALL_SLIPPERY,
+    EL_EMC_STEELWALL_1,
+    EL_EMC_STEELWALL_2,
+    EL_EMC_STEELWALL_3,
+    EL_EMC_STEELWALL_4,
+    EL_EMC_WALL_1,
+    EL_EMC_WALL_2,
+    EL_EMC_WALL_3,
+    EL_EMC_WALL_4,
+    EL_EMC_WALL_5,
+    EL_EMC_WALL_6,
+    EL_EMC_WALL_7,
+    EL_EMC_WALL_8,
+    -1
   };
-  static int num_properties1 = sizeof(ep1_num)/sizeof(int *);
-  static int num_properties2 = sizeof(ep2_num)/sizeof(int *);
 
-  for(i=0; i<MAX_ELEMENTS; i++)
+  static int ep_historic_solid[] =
   {
-    Elementeigenschaften1[i] = 0;
-    Elementeigenschaften2[i] = 0;
-  }
+    EL_WALL,
+    EL_EXPANDABLE_WALL,
+    EL_EXPANDABLE_WALL_HORIZONTAL,
+    EL_EXPANDABLE_WALL_VERTICAL,
+    EL_EXPANDABLE_WALL_ANY,
+    EL_BD_WALL,
+    EL_WALL_SLIPPERY,
+    EL_EXIT_CLOSED,
+    EL_EXIT_OPENING,
+    EL_EXIT_OPEN,
+    EL_AMOEBA_DEAD,
+    EL_AMOEBA_WET,
+    EL_AMOEBA_DRY,
+    EL_AMOEBA_FULL,
+    EL_BD_AMOEBA,
+    EL_QUICKSAND_EMPTY,
+    EL_QUICKSAND_FULL,
+    EL_QUICKSAND_FILLING,
+    EL_QUICKSAND_EMPTYING,
+    EL_MAGIC_WALL,
+    EL_MAGIC_WALL_ACTIVE,
+    EL_MAGIC_WALL_EMPTYING,
+    EL_MAGIC_WALL_FILLING,
+    EL_MAGIC_WALL_FULL,
+    EL_MAGIC_WALL_DEAD,
+    EL_BD_MAGIC_WALL,
+    EL_BD_MAGIC_WALL_ACTIVE,
+    EL_BD_MAGIC_WALL_EMPTYING,
+    EL_BD_MAGIC_WALL_FULL,
+    EL_BD_MAGIC_WALL_FILLING,
+    EL_BD_MAGIC_WALL_DEAD,
+    EL_GAME_OF_LIFE,
+    EL_BIOMAZE,
+    EL_SP_CHIP_SINGLE,
+    EL_SP_CHIP_LEFT,
+    EL_SP_CHIP_RIGHT,
+    EL_SP_CHIP_TOP,
+    EL_SP_CHIP_BOTTOM,
+    EL_SP_TERMINAL,
+    EL_SP_TERMINAL_ACTIVE,
+    EL_SP_EXIT_CLOSED,
+    EL_SP_EXIT_OPEN,
+    EL_INVISIBLE_WALL,
+    EL_INVISIBLE_WALL_ACTIVE,
+    EL_SWITCHGATE_SWITCH_UP,
+    EL_SWITCHGATE_SWITCH_DOWN,
+    EL_TIMEGATE_SWITCH,
+    EL_TIMEGATE_SWITCH_ACTIVE,
+    EL_EMC_WALL_1,
+    EL_EMC_WALL_2,
+    EL_EMC_WALL_3,
+    EL_EMC_WALL_4,
+    EL_EMC_WALL_5,
+    EL_EMC_WALL_6,
+    EL_EMC_WALL_7,
+    EL_EMC_WALL_8,
+    EL_WALL_PEARL,
+    EL_WALL_CRYSTAL,
+
+    /* the following elements are a direct copy of "indestructible" elements,
+       except "EL_ACID", which is "indestructible", but not "solid"! */
+#if 0
+    EL_ACID,
+#endif
+    EL_STEELWALL,
+    EL_ACID_POOL_TOPLEFT,
+    EL_ACID_POOL_TOPRIGHT,
+    EL_ACID_POOL_BOTTOMLEFT,
+    EL_ACID_POOL_BOTTOM,
+    EL_ACID_POOL_BOTTOMRIGHT,
+    EL_SP_HARDWARE_GRAY,
+    EL_SP_HARDWARE_GREEN,
+    EL_SP_HARDWARE_BLUE,
+    EL_SP_HARDWARE_RED,
+    EL_SP_HARDWARE_YELLOW,
+    EL_SP_HARDWARE_BASE_1,
+    EL_SP_HARDWARE_BASE_2,
+    EL_SP_HARDWARE_BASE_3,
+    EL_SP_HARDWARE_BASE_4,
+    EL_SP_HARDWARE_BASE_5,
+    EL_SP_HARDWARE_BASE_6,
+    EL_INVISIBLE_STEELWALL,
+    EL_INVISIBLE_STEELWALL_ACTIVE,
+    EL_CONVEYOR_BELT_1_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_2_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_3_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_4_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
+    EL_LIGHT_SWITCH,
+    EL_LIGHT_SWITCH_ACTIVE,
+    EL_SIGN_EXCLAMATION,
+    EL_SIGN_RADIOACTIVITY,
+    EL_SIGN_STOP,
+    EL_SIGN_WHEELCHAIR,
+    EL_SIGN_PARKING,
+    EL_SIGN_ONEWAY,
+    EL_SIGN_HEART,
+    EL_SIGN_TRIANGLE,
+    EL_SIGN_ROUND,
+    EL_SIGN_EXIT,
+    EL_SIGN_YINYANG,
+    EL_SIGN_OTHER,
+    EL_STEELWALL_SLIPPERY,
+    EL_EMC_STEELWALL_1,
+    EL_EMC_STEELWALL_2,
+    EL_EMC_STEELWALL_3,
+    EL_EMC_STEELWALL_4,
+    EL_CRYSTAL,
+    EL_GATE_1,
+    EL_GATE_2,
+    EL_GATE_3,
+    EL_GATE_4,
+    EL_GATE_1_GRAY,
+    EL_GATE_2_GRAY,
+    EL_GATE_3_GRAY,
+    EL_GATE_4_GRAY,
+    EL_EM_GATE_1,
+    EL_EM_GATE_2,
+    EL_EM_GATE_3,
+    EL_EM_GATE_4,
+    EL_EM_GATE_1_GRAY,
+    EL_EM_GATE_2_GRAY,
+    EL_EM_GATE_3_GRAY,
+    EL_EM_GATE_4_GRAY,
+    EL_SWITCHGATE_OPEN,
+    EL_SWITCHGATE_OPENING,
+    EL_SWITCHGATE_CLOSED,
+    EL_SWITCHGATE_CLOSING,
+    EL_TIMEGATE_OPEN,
+    EL_TIMEGATE_OPENING,
+    EL_TIMEGATE_CLOSED,
+    EL_TIMEGATE_CLOSING,
+    EL_TUBE_ANY,
+    EL_TUBE_VERTICAL,
+    EL_TUBE_HORIZONTAL,
+    EL_TUBE_VERTICAL_LEFT,
+    EL_TUBE_VERTICAL_RIGHT,
+    EL_TUBE_HORIZONTAL_UP,
+    EL_TUBE_HORIZONTAL_DOWN,
+    EL_TUBE_LEFT_UP,
+    EL_TUBE_LEFT_DOWN,
+    EL_TUBE_RIGHT_UP,
+    EL_TUBE_RIGHT_DOWN,
+    -1
+  };
+
+  static int ep_classic_enemy[] =
+  {
+    EL_BUG,
+    EL_SPACESHIP,
+    EL_BD_BUTTERFLY,
+    EL_BD_FIREFLY,
+
+    EL_YAMYAM,
+    EL_DARK_YAMYAM,
+    EL_ROBOT,
+    EL_PACMAN,
+    EL_SP_SNIKSNAK,
+    EL_SP_ELECTRON,
+    -1
+  };
+
+  static int ep_belt[] =
+  {
+    EL_CONVEYOR_BELT_1_LEFT,
+    EL_CONVEYOR_BELT_1_MIDDLE,
+    EL_CONVEYOR_BELT_1_RIGHT,
+    EL_CONVEYOR_BELT_2_LEFT,
+    EL_CONVEYOR_BELT_2_MIDDLE,
+    EL_CONVEYOR_BELT_2_RIGHT,
+    EL_CONVEYOR_BELT_3_LEFT,
+    EL_CONVEYOR_BELT_3_MIDDLE,
+    EL_CONVEYOR_BELT_3_RIGHT,
+    EL_CONVEYOR_BELT_4_LEFT,
+    EL_CONVEYOR_BELT_4_MIDDLE,
+    EL_CONVEYOR_BELT_4_RIGHT,
+    -1
+  };
+
+  static int ep_belt_active[] =
+  {
+    EL_CONVEYOR_BELT_1_LEFT_ACTIVE,
+    EL_CONVEYOR_BELT_1_MIDDLE_ACTIVE,
+    EL_CONVEYOR_BELT_1_RIGHT_ACTIVE,
+    EL_CONVEYOR_BELT_2_LEFT_ACTIVE,
+    EL_CONVEYOR_BELT_2_MIDDLE_ACTIVE,
+    EL_CONVEYOR_BELT_2_RIGHT_ACTIVE,
+    EL_CONVEYOR_BELT_3_LEFT_ACTIVE,
+    EL_CONVEYOR_BELT_3_MIDDLE_ACTIVE,
+    EL_CONVEYOR_BELT_3_RIGHT_ACTIVE,
+    EL_CONVEYOR_BELT_4_LEFT_ACTIVE,
+    EL_CONVEYOR_BELT_4_MIDDLE_ACTIVE,
+    EL_CONVEYOR_BELT_4_RIGHT_ACTIVE,
+    -1
+  };
+
+  static int ep_belt_switch[] =
+  {
+    EL_CONVEYOR_BELT_1_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_2_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_3_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_4_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
+    -1
+  };
+
+  static int ep_tube[] =
+  {
+    EL_TUBE_LEFT_UP,
+    EL_TUBE_LEFT_DOWN,
+    EL_TUBE_RIGHT_UP,
+    EL_TUBE_RIGHT_DOWN,
+    EL_TUBE_HORIZONTAL,
+    EL_TUBE_HORIZONTAL_UP,
+    EL_TUBE_HORIZONTAL_DOWN,
+    EL_TUBE_VERTICAL,
+    EL_TUBE_VERTICAL_LEFT,
+    EL_TUBE_VERTICAL_RIGHT,
+    EL_TUBE_ANY,
+    -1
+  };
+
+  static int ep_keygate[] =
+  {
+    EL_GATE_1,
+    EL_GATE_2,
+    EL_GATE_3,
+    EL_GATE_4,
+    EL_GATE_1_GRAY,
+    EL_GATE_2_GRAY,
+    EL_GATE_3_GRAY,
+    EL_GATE_4_GRAY,
+    EL_EM_GATE_1,
+    EL_EM_GATE_2,
+    EL_EM_GATE_3,
+    EL_EM_GATE_4,
+    EL_EM_GATE_1_GRAY,
+    EL_EM_GATE_2_GRAY,
+    EL_EM_GATE_3_GRAY,
+    EL_EM_GATE_4_GRAY,
+    -1
+  };
+
+  static int ep_amoeboid[] =
+  {
+    EL_AMOEBA_DEAD,
+    EL_AMOEBA_WET,
+    EL_AMOEBA_DRY,
+    EL_AMOEBA_FULL,
+    EL_BD_AMOEBA,
+    -1
+  };
+
+  static int ep_amoebalive[] =
+  {
+    EL_AMOEBA_WET,
+    EL_AMOEBA_DRY,
+    EL_AMOEBA_FULL,
+    EL_BD_AMOEBA,
+    -1
+  };
+
+  static int ep_has_content[] =
+  {
+    EL_YAMYAM,
+    EL_AMOEBA_WET,
+    EL_AMOEBA_DRY,
+    EL_AMOEBA_FULL,
+    EL_BD_AMOEBA,
+    -1
+  };
+
+  static int ep_active_bomb[] =
+  {
+    EL_DYNAMITE_ACTIVE,
+    EL_DYNABOMB_PLAYER_1_ACTIVE,
+    EL_DYNABOMB_PLAYER_2_ACTIVE,
+    EL_DYNABOMB_PLAYER_3_ACTIVE,
+    EL_DYNABOMB_PLAYER_4_ACTIVE,
+    EL_SP_DISK_RED_ACTIVE,
+    -1
+  };
+
+  static int ep_inactive[] =
+  {
+    EL_EMPTY,
+    EL_SAND,
+    EL_WALL,
+    EL_BD_WALL,
+    EL_WALL_SLIPPERY,
+    EL_STEELWALL,
+    EL_AMOEBA_DEAD,
+    EL_QUICKSAND_EMPTY,
+    EL_STONEBLOCK,
+    EL_ROBOT_WHEEL,
+    EL_KEY_1,
+    EL_KEY_2,
+    EL_KEY_3,
+    EL_KEY_4,
+    EL_EM_KEY_1,
+    EL_EM_KEY_2,
+    EL_EM_KEY_3,
+    EL_EM_KEY_4,
+    EL_GATE_1,
+    EL_GATE_2,
+    EL_GATE_3,
+    EL_GATE_4,
+    EL_GATE_1_GRAY,
+    EL_GATE_2_GRAY,
+    EL_GATE_3_GRAY,
+    EL_GATE_4_GRAY,
+    EL_EM_GATE_1,
+    EL_EM_GATE_2,
+    EL_EM_GATE_3,
+    EL_EM_GATE_4,
+    EL_EM_GATE_1_GRAY,
+    EL_EM_GATE_2_GRAY,
+    EL_EM_GATE_3_GRAY,
+    EL_EM_GATE_4_GRAY,
+    EL_DYNAMITE,
+    EL_INVISIBLE_STEELWALL,
+    EL_INVISIBLE_WALL,
+    EL_INVISIBLE_SAND,
+    EL_LAMP,
+    EL_LAMP_ACTIVE,
+    EL_WALL_EMERALD,
+    EL_WALL_DIAMOND,
+    EL_WALL_BD_DIAMOND,
+    EL_WALL_EMERALD_YELLOW,
+    EL_DYNABOMB_INCREASE_NUMBER,
+    EL_DYNABOMB_INCREASE_SIZE,
+    EL_DYNABOMB_INCREASE_POWER,
+#if 0
+    EL_SOKOBAN_OBJECT,
+#endif
+    EL_SOKOBAN_FIELD_EMPTY,
+    EL_SOKOBAN_FIELD_FULL,
+    EL_WALL_EMERALD_RED,
+    EL_WALL_EMERALD_PURPLE,
+    EL_ACID_POOL_TOPLEFT,
+    EL_ACID_POOL_TOPRIGHT,
+    EL_ACID_POOL_BOTTOMLEFT,
+    EL_ACID_POOL_BOTTOM,
+    EL_ACID_POOL_BOTTOMRIGHT,
+    EL_MAGIC_WALL,
+    EL_MAGIC_WALL_DEAD,
+    EL_BD_MAGIC_WALL,
+    EL_BD_MAGIC_WALL_DEAD,
+    EL_AMOEBA_TO_DIAMOND,
+    EL_BLOCKED,
+    EL_SP_EMPTY,
+    EL_SP_BASE,
+    EL_SP_PORT_RIGHT,
+    EL_SP_PORT_DOWN,
+    EL_SP_PORT_LEFT,
+    EL_SP_PORT_UP,
+    EL_SP_GRAVITY_PORT_RIGHT,
+    EL_SP_GRAVITY_PORT_DOWN,
+    EL_SP_GRAVITY_PORT_LEFT,
+    EL_SP_GRAVITY_PORT_UP,
+    EL_SP_PORT_HORIZONTAL,
+    EL_SP_PORT_VERTICAL,
+    EL_SP_PORT_ANY,
+    EL_SP_DISK_RED,
+#if 0
+    EL_SP_DISK_YELLOW,
+#endif
+    EL_SP_CHIP_SINGLE,
+    EL_SP_CHIP_LEFT,
+    EL_SP_CHIP_RIGHT,
+    EL_SP_CHIP_TOP,
+    EL_SP_CHIP_BOTTOM,
+    EL_SP_HARDWARE_GRAY,
+    EL_SP_HARDWARE_GREEN,
+    EL_SP_HARDWARE_BLUE,
+    EL_SP_HARDWARE_RED,
+    EL_SP_HARDWARE_YELLOW,
+    EL_SP_HARDWARE_BASE_1,
+    EL_SP_HARDWARE_BASE_2,
+    EL_SP_HARDWARE_BASE_3,
+    EL_SP_HARDWARE_BASE_4,
+    EL_SP_HARDWARE_BASE_5,
+    EL_SP_HARDWARE_BASE_6,
+    EL_CONVEYOR_BELT_1_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_2_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_3_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
+    EL_CONVEYOR_BELT_4_SWITCH_LEFT,
+    EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
+    EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
+    EL_SIGN_EXCLAMATION,
+    EL_SIGN_RADIOACTIVITY,
+    EL_SIGN_STOP,
+    EL_SIGN_WHEELCHAIR,
+    EL_SIGN_PARKING,
+    EL_SIGN_ONEWAY,
+    EL_SIGN_HEART,
+    EL_SIGN_TRIANGLE,
+    EL_SIGN_ROUND,
+    EL_SIGN_EXIT,
+    EL_SIGN_YINYANG,
+    EL_SIGN_OTHER,
+    EL_STEELWALL_SLIPPERY,
+    EL_EMC_STEELWALL_1,
+    EL_EMC_STEELWALL_2,
+    EL_EMC_STEELWALL_3,
+    EL_EMC_STEELWALL_4,
+    EL_EMC_WALL_1,
+    EL_EMC_WALL_2,
+    EL_EMC_WALL_3,
+    EL_EMC_WALL_4,
+    EL_EMC_WALL_5,
+    EL_EMC_WALL_6,
+    EL_EMC_WALL_7,
+    EL_EMC_WALL_8,
+    -1
+  };
 
-  for(i=0; i<num_properties1; i++)
-    for(j=0; j<*(ep1_num[i]); j++)
-      Elementeigenschaften1[(ep1_array[i])[j]] |= ep1_bit[i];
-  for(i=0; i<num_properties2; i++)
-    for(j=0; j<*(ep2_num[i]); j++)
-      Elementeigenschaften2[(ep2_array[i])[j]] |= ep2_bit[i];
+  static struct
+  {
+    int *elements;
+    int property;
+  } element_properties[] =
+  {
+    { ep_diggable,		EP_DIGGABLE		},
+    { ep_collectible_only,	EP_COLLECTIBLE_ONLY	},
+    { ep_dont_run_into,		EP_DONT_RUN_INTO	},
+    { ep_dont_collide_with,	EP_DONT_COLLIDE_WITH	},
+    { ep_dont_touch,		EP_DONT_TOUCH		},
+    { ep_indestructible,	EP_INDESTRUCTIBLE	},
+    { ep_slippery,		EP_SLIPPERY		},
+    { ep_can_change,		EP_CAN_CHANGE		},
+    { ep_can_move,		EP_CAN_MOVE		},
+    { ep_can_fall,		EP_CAN_FALL		},
+    { ep_can_smash_player,	EP_CAN_SMASH_PLAYER	},
+    { ep_can_smash_enemies,	EP_CAN_SMASH_ENEMIES	},
+    { ep_can_smash_everything,	EP_CAN_SMASH_EVERYTHING	},
+    { ep_can_explode_by_fire,	EP_CAN_EXPLODE_BY_FIRE	},
+    { ep_can_explode_smashed,	EP_CAN_EXPLODE_SMASHED	},
+    { ep_can_explode_impact,	EP_CAN_EXPLODE_IMPACT	},
+    { ep_walkable_over,		EP_WALKABLE_OVER	},
+    { ep_walkable_inside,	EP_WALKABLE_INSIDE	},
+    { ep_walkable_under,	EP_WALKABLE_UNDER	},
+    { ep_passable_over,		EP_PASSABLE_OVER	},
+    { ep_passable_inside,	EP_PASSABLE_INSIDE	},
+    { ep_passable_under,	EP_PASSABLE_UNDER	},
+    { ep_pushable,		EP_PUSHABLE		},
+
+    { ep_can_be_crumbled,	EP_CAN_BE_CRUMBLED	},
+
+    { ep_player,		EP_PLAYER		},
+    { ep_can_pass_magic_wall,	EP_CAN_PASS_MAGIC_WALL	},
+    { ep_switchable,		EP_SWITCHABLE		},
+    { ep_bd_element,		EP_BD_ELEMENT		},
+    { ep_sp_element,		EP_SP_ELEMENT		},
+    { ep_sb_element,		EP_SB_ELEMENT		},
+    { ep_gem,			EP_GEM			},
+    { ep_food_dark_yamyam,	EP_FOOD_DARK_YAMYAM	},
+    { ep_food_penguin,		EP_FOOD_PENGUIN		},
+    { ep_food_pig,		EP_FOOD_PIG		},
+    { ep_historic_wall,		EP_HISTORIC_WALL	},
+    { ep_historic_solid,	EP_HISTORIC_SOLID	},
+    { ep_classic_enemy,		EP_CLASSIC_ENEMY	},
+    { ep_belt,			EP_BELT			},
+    { ep_belt_active,		EP_BELT_ACTIVE		},
+    { ep_belt_switch,		EP_BELT_SWITCH		},
+    { ep_tube,			EP_TUBE			},
+    { ep_keygate,		EP_KEYGATE		},
+    { ep_amoeboid,		EP_AMOEBOID		},
+    { ep_amoebalive,		EP_AMOEBALIVE		},
+    { ep_has_content,		EP_HAS_CONTENT		},
+    { ep_active_bomb,		EP_ACTIVE_BOMB		},
+    { ep_inactive,		EP_INACTIVE		},
+
+    { NULL,			-1			}
+  };
+
+  static int copy_properties[][5] =
+  {
+    {
+      EL_BUG,
+      EL_BUG_LEFT,		EL_BUG_RIGHT,
+      EL_BUG_UP,		EL_BUG_DOWN
+    },
+    {
+      EL_SPACESHIP,
+      EL_SPACESHIP_LEFT,	EL_SPACESHIP_RIGHT,
+      EL_SPACESHIP_UP,		EL_SPACESHIP_DOWN
+    },
+    {
+      EL_BD_BUTTERFLY,
+      EL_BD_BUTTERFLY_LEFT,	EL_BD_BUTTERFLY_RIGHT,
+      EL_BD_BUTTERFLY_UP,	EL_BD_BUTTERFLY_DOWN
+    },
+    {
+      EL_BD_FIREFLY,
+      EL_BD_FIREFLY_LEFT,	EL_BD_FIREFLY_RIGHT,
+      EL_BD_FIREFLY_UP,		EL_BD_FIREFLY_DOWN
+    },
+    {
+      EL_PACMAN,
+      EL_PACMAN_LEFT,		EL_PACMAN_RIGHT,
+      EL_PACMAN_UP,		EL_PACMAN_DOWN
+    },
+    {
+      -1,
+      -1, -1, -1, -1
+    }
+  };
 
-  for(i=EL_CHAR_START; i<EL_CHAR_END; i++)
-    Elementeigenschaften1[i] |= (EP_BIT_CHAR | EP_BIT_INACTIVE);
+  int i, j, k;
+
+  /* always start with reliable default values (element has no properties) */
+  for (i=0; i < MAX_NUM_ELEMENTS; i++)
+    for (j=0; j < NUM_ELEMENT_PROPERTIES; j++)
+      SET_PROPERTY(i, j, FALSE);
+
+  /* set all base element properties from above array definitions */
+  for (i=0; element_properties[i].elements != NULL; i++)
+    for (j=0; (element_properties[i].elements)[j] != -1; j++)
+      SET_PROPERTY((element_properties[i].elements)[j],
+		   element_properties[i].property, TRUE);
+
+  /* copy properties to some elements that are only stored in level file */
+  for (i=0; i < NUM_ELEMENT_PROPERTIES; i++)
+    for (j=0; copy_properties[j][0] != -1; j++)
+      if (HAS_PROPERTY(copy_properties[j][0], i))
+	for (k=1; k<=4; k++)
+	  SET_PROPERTY(copy_properties[j][k], i, TRUE);
 }
 
-void CloseAllAndExit(int exit_value)
+void InitElementPropertiesEngine(int engine_version)
 {
-  int i;
+#if 0
+  static int active_properties[] =
+  {
+    EP_AMOEBALIVE,
+    EP_AMOEBOID,
+    EP_PFORTE,
+    EP_DONT_COLLIDE_WITH,
+    EP_MAUER,
+    EP_CAN_FALL,
+    EP_CAN_SMASH,
+    EP_CAN_PASS_MAGIC_WALL,
+    EP_CAN_MOVE,
+    EP_DONT_TOUCH,
+    EP_DONT_RUN_INTO,
+    EP_GEM,
+    EP_CAN_EXPLODE_BY_FIRE,
+    EP_PUSHABLE,
+    EP_PLAYER,
+    EP_HAS_CONTENT,
+    EP_DIGGABLE,
+    EP_PASSABLE_INSIDE,
+    EP_OVER_PLAYER,
+    EP_ACTIVE_BOMB,
+
+    EP_BELT,
+    EP_BELT_ACTIVE,
+    EP_BELT_SWITCH,
+    EP_WALKABLE_UNDER,
+    EP_EM_SLIPPERY_WALL,
+    EP_CAN_BE_CRUMBLED,
+  };
+#endif
+
+  static int no_wall_properties[] =
+  {
+    EP_DIGGABLE,
+    EP_COLLECTIBLE_ONLY,
+    EP_DONT_RUN_INTO,
+    EP_DONT_COLLIDE_WITH,
+    EP_CAN_MOVE,
+    EP_CAN_FALL,
+    EP_CAN_SMASH_PLAYER,
+    EP_CAN_SMASH_ENEMIES,
+    EP_CAN_SMASH_EVERYTHING,
+    EP_PUSHABLE,
+
+    EP_CAN_BE_CRUMBLED,
+
+    EP_PLAYER,
+    EP_GEM,
+    EP_FOOD_DARK_YAMYAM,
+    EP_FOOD_PENGUIN,
+    EP_BELT,
+    EP_BELT_ACTIVE,
+    EP_TUBE,
+    EP_AMOEBOID,
+    EP_AMOEBALIVE,
+    EP_ACTIVE_BOMB,
+
+    EP_ACCESSIBLE,
+    -1
+  };
+
+  int i, j;
+
+#if 0
+  InitElementPropertiesStatic();
+#endif
+
+  /* set all special, combined or engine dependent element properties */
+  for (i=0; i < MAX_NUM_ELEMENTS; i++)
+  {
+#if 0
+    for (j=EP_ACCESSIBLE_OVER; j < NUM_ELEMENT_PROPERTIES; j++)
+      SET_PROPERTY(i, j, FALSE);
+#endif
+
+    /* ---------- INACTIVE ------------------------------------------------- */
+    if (i >= EL_CHAR_START && i <= EL_CHAR_END)
+      SET_PROPERTY(i, EP_INACTIVE, TRUE);
+
+    /* ---------- WALKABLE, PASSABLE, ACCESSIBLE --------------------------- */
+    SET_PROPERTY(i, EP_WALKABLE, (IS_WALKABLE_OVER(i) ||
+				  IS_WALKABLE_INSIDE(i) ||
+				  IS_WALKABLE_UNDER(i)));
+
+    SET_PROPERTY(i, EP_PASSABLE, (IS_PASSABLE_OVER(i) ||
+				  IS_PASSABLE_INSIDE(i) ||
+				  IS_PASSABLE_UNDER(i)));
+
+    SET_PROPERTY(i, EP_ACCESSIBLE_OVER, (IS_WALKABLE_OVER(i) ||
+					 IS_PASSABLE_OVER(i)));
+
+    SET_PROPERTY(i, EP_ACCESSIBLE_INSIDE, (IS_WALKABLE_INSIDE(i) ||
+					   IS_PASSABLE_INSIDE(i)));
+
+    SET_PROPERTY(i, EP_ACCESSIBLE_UNDER, (IS_WALKABLE_UNDER(i) ||
+					  IS_PASSABLE_UNDER(i)));
+
+    SET_PROPERTY(i, EP_ACCESSIBLE, (IS_WALKABLE(i) ||
+				    IS_PASSABLE(i)));
+
+    /* ---------- COLLECTIBLE ---------------------------------------------- */
+    SET_PROPERTY(i, EP_COLLECTIBLE, (IS_COLLECTIBLE_ONLY(i) ||
+				     IS_DROPPABLE(i)));
+
+    /* ---------- SNAPPABLE ------------------------------------------------ */
+    SET_PROPERTY(i, EP_SNAPPABLE, (IS_DIGGABLE(i) ||
+				   IS_COLLECTIBLE(i) ||
+				   IS_SWITCHABLE(i) ||
+				   i == EL_BD_ROCK));
+
+    /* ---------- WALL ----------------------------------------------------- */
+    SET_PROPERTY(i, EP_WALL, TRUE);	/* default: element is wall */
+
+    for (j=0; no_wall_properties[j] != -1; j++)
+      if (HAS_PROPERTY(i, no_wall_properties[j]) ||
+	  i >= EL_FIRST_RUNTIME_UNREAL)
+	SET_PROPERTY(i, EP_WALL, FALSE);
+
+    if (IS_HISTORIC_WALL(i))
+      SET_PROPERTY(i, EP_WALL, TRUE);
+
+    /* ---------- SOLID_FOR_PUSHING ---------------------------------------- */
+    if (engine_version < VERSION_IDENT(2,2,0))
+      SET_PROPERTY(i, EP_SOLID_FOR_PUSHING, IS_HISTORIC_SOLID(i));
+    else
+      SET_PROPERTY(i, EP_SOLID_FOR_PUSHING, (!IS_WALKABLE(i) &&
+					     !IS_DIGGABLE(i) &&
+					     !IS_COLLECTIBLE(i)));
+
+    /* ---------- DRAGONFIRE_PROOF ----------------------------------------- */
+
+    if (IS_HISTORIC_SOLID(i) || i == EL_EXPLOSION)
+      SET_PROPERTY(i, EP_DRAGONFIRE_PROOF, TRUE);
+    else
+      SET_PROPERTY(i, EP_DRAGONFIRE_PROOF, (IS_CUSTOM_ELEMENT(i) &&
+					    IS_INDESTRUCTIBLE(i)));
+
+    /* ---------- EXPLOSION_PROOF ------------------------------------------ */
+    if (i == EL_FLAMES)
+      SET_PROPERTY(i, EP_EXPLOSION_PROOF, TRUE);
+    else if (engine_version < VERSION_IDENT(2,2,0))
+      SET_PROPERTY(i, EP_EXPLOSION_PROOF, IS_INDESTRUCTIBLE(i));
+    else
+      SET_PROPERTY(i, EP_EXPLOSION_PROOF, (IS_INDESTRUCTIBLE(i) &&
+					   !IS_WALKABLE_OVER(i) &&
+					   !IS_WALKABLE_UNDER(i)));
+
+    if (IS_CUSTOM_ELEMENT(i))
+    {
+      /* ---------- DONT_COLLIDE_WITH / DONT_RUN_INTO ---------------------- */
+      if (DONT_TOUCH(i))
+	SET_PROPERTY(i, EP_DONT_COLLIDE_WITH, TRUE);
+      if (DONT_COLLIDE_WITH(i))
+	SET_PROPERTY(i, EP_DONT_RUN_INTO, TRUE);
+
+      /* ---------- CAN_SMASH_ENEMIES / CAN_SMASH_PLAYER ------------------- */
+      if (CAN_SMASH_EVERYTHING(i))
+	SET_PROPERTY(i, EP_CAN_SMASH_ENEMIES, TRUE);
+      if (CAN_SMASH_ENEMIES(i))
+	SET_PROPERTY(i, EP_CAN_SMASH_PLAYER, TRUE);
+    }
+
+    /* ---------- CAN_SMASH ------------------------------------------------ */
+    SET_PROPERTY(i, EP_CAN_SMASH, (CAN_SMASH_PLAYER(i) ||
+				   CAN_SMASH_ENEMIES(i) ||
+				   CAN_SMASH_EVERYTHING(i)));
+
+    /* ---------- CAN_EXPLODE ---------------------------------------------- */
+    SET_PROPERTY(i, EP_CAN_EXPLODE, (CAN_EXPLODE_BY_FIRE(i) ||
+				     CAN_EXPLODE_SMASHED(i) ||
+				     CAN_EXPLODE_IMPACT(i)));
+
+    /* ---------- CAN_EXPLODE_3X3 ------------------------------------------ */
+    SET_PROPERTY(i, EP_CAN_EXPLODE_3X3, (CAN_EXPLODE(i) &&
+					 !CAN_EXPLODE_1X1(i)));
+
+    /* ---------- CAN_BE_CRUMBLED ------------------------------------------ */
+    SET_PROPERTY(i, EP_CAN_BE_CRUMBLED,
+		 element_info[i].crumbled[ACTION_DEFAULT] != IMG_EMPTY);
+
+#if 0
+    if (CAN_BE_CRUMBLED(i))
+      printf("::: '%s' can be crumbled [%d]\n",
+	     element_info[i].token_name,
+	     element_info[i].crumbled[ACTION_DEFAULT]);
+#endif
+
+    /* ---------- CAN_CHANGE ----------------------------------------------- */
+    SET_PROPERTY(i, EP_CAN_CHANGE, FALSE);	/* default: cannot change */
+    for (j=0; j < element_info[i].num_change_pages; j++)
+      if (element_info[i].change_page[j].can_change)
+	SET_PROPERTY(i, EP_CAN_CHANGE, TRUE);
+  }
+
+#if 0
+  /* determine inactive elements (used for engine main loop optimization) */
+  for (i=0; i < MAX_NUM_ELEMENTS; i++)
+  {
+    boolean active = FALSE;
+
+    for (j=0; i < NUM_ELEMENT_PROPERTIES; j++)
+    {
+      if (HAS_PROPERTY(i, j))
+	active = TRUE;
+    }
+
+#if 0
+    if (!active)
+      SET_PROPERTY(i, EP_INACTIVE, TRUE);
+#endif
+  }
+#endif
+
+  /* dynamically adjust element properties according to game engine version */
+  {
+    static int ep_em_slippery_wall[] =
+    {
+      EL_STEELWALL,
+      EL_WALL,
+      EL_EXPANDABLE_WALL,
+      EL_EXPANDABLE_WALL_HORIZONTAL,
+      EL_EXPANDABLE_WALL_VERTICAL,
+      EL_EXPANDABLE_WALL_ANY,
+      -1
+    };
+
+    /* special EM style gems behaviour */
+    for (i=0; ep_em_slippery_wall[i] != -1; i++)
+      SET_PROPERTY(ep_em_slippery_wall[i], EP_EM_SLIPPERY_WALL,
+		   level.em_slippery_gems);
+
+    /* "EL_EXPANDABLE_WALL_GROWING" wasn't slippery for EM gems in 2.0.1 */
+    SET_PROPERTY(EL_EXPANDABLE_WALL_GROWING, EP_EM_SLIPPERY_WALL,
+		 (level.em_slippery_gems &&
+		  engine_version > VERSION_IDENT(2,0,1)));
+  }
+
+#if 0
+  /* dynamically adjust element properties according to game engine version */
+#if 0
+  if (engine_version < RELEASE_IDENT(2,2,0,7))
+#endif
+  {
+    for (i=0; i < NUM_CUSTOM_ELEMENTS; i++)
+    {
+      int element = EL_CUSTOM_START + i;
+
+      element_info[element].push_delay_fixed = 2;
+      element_info[element].push_delay_random = 8;
+    }
+  }
+#endif
+}
+
+static void InitGlobal()
+{
+  global.autoplay_leveldir = NULL;
+
+  global.frames_per_second = 0;
+  global.fps_slowdown = FALSE;
+  global.fps_slowdown_factor = 1;
+}
+
+void Execute_Command(char *command)
+{
+  if (strcmp(command, "print graphicsinfo.conf") == 0)
+  {
+    int i;
+
+    printf("# You can configure additional/alternative image files here.\n");
+    printf("# (The images below are default and therefore commented out.)\n");
+    printf("\n");
+    printf("%s\n", getFormattedSetupEntry("name", "Classic Graphics"));
+    printf("\n");
+    printf("%s\n", getFormattedSetupEntry("sort_priority", "100"));
+    printf("\n");
+
+    for (i=0; image_config[i].token != NULL; i++)
+      printf("# %s\n",
+	     getFormattedSetupEntry(image_config[i].token,
+				    image_config[i].value));
+
+    exit(0);
+  }
+  else if (strcmp(command, "print soundsinfo.conf") == 0)
+  {
+    int i;
+
+    printf("# You can configure additional/alternative sound files here.\n");
+    printf("# (The sounds below are default and therefore commented out.)\n");
+    printf("\n");
+    printf("%s\n", getFormattedSetupEntry("name", "Classic Sounds"));
+    printf("\n");
+    printf("%s\n", getFormattedSetupEntry("sort_priority", "100"));
+    printf("\n");
+
+    for (i=0; sound_config[i].token != NULL; i++)
+      printf("# %s\n",
+	     getFormattedSetupEntry(sound_config[i].token,
+				    sound_config[i].value));
+
+    exit(0);
+  }
+  else if (strcmp(command, "print musicinfo.conf") == 0)
+  {
+    printf("# (Currently only \"name\" and \"sort_priority\" recognized.)\n");
+    printf("\n");
+    printf("%s\n", getFormattedSetupEntry("name", "Classic Music"));
+    printf("\n");
+    printf("%s\n", getFormattedSetupEntry("sort_priority", "100"));
+
+    exit(0);
+  }
+  else if (strncmp(command, "dump level ", 11) == 0)
+  {
+    char *filename = &command[11];
+
+    if (access(filename, F_OK) != 0)
+      Error(ERR_EXIT, "cannot open file '%s'", filename);
+
+    LoadLevelFromFilename(&level, filename);
+    DumpLevel(&level);
+
+    exit(0);
+  }
+  else if (strncmp(command, "dump tape ", 10) == 0)
+  {
+    char *filename = &command[10];
+
+    if (access(filename, F_OK) != 0)
+      Error(ERR_EXIT, "cannot open file '%s'", filename);
 
-  if (sound_process_id)
+    LoadTapeFromFilename(filename);
+    DumpTape(&tape);
+
+    exit(0);
+  }
+  else if (strncmp(command, "autoplay ", 9) == 0)
   {
-    StopSounds();
-    kill(sound_process_id, SIGTERM);
-    FreeSounds(NUM_SOUNDS);
+    char *str_copy = getStringCopy(&command[9]);
+    char *str_ptr = strchr(str_copy, ' ');
+
+    global.autoplay_leveldir = str_copy;
+    global.autoplay_level_nr = -1;
+
+    if (str_ptr != NULL)
+    {
+      *str_ptr++ = '\0';			/* terminate leveldir string */
+      global.autoplay_level_nr = atoi(str_ptr);	/* get level_nr value */
+    }
+  }
+  else
+  {
+    Error(ERR_EXIT_HELP, "unrecognized command '%s'", command);
   }
+}
+
+static void InitSetup()
+{
+  LoadSetup();					/* global setup info */
+
+  /* set some options from setup file */
+
+  if (setup.options.verbose)
+    options.verbose = TRUE;
+}
+
+static void InitPlayerInfo()
+{
+  int i;
+
+  /* choose default local player */
+  local_player = &stored_player[0];
+
+  for (i=0; i<MAX_PLAYERS; i++)
+    stored_player[i].connected = FALSE;
+
+  local_player->connected = TRUE;
+}
 
-  for(i=0; i<NUM_BITMAPS; i++)
+static void InitArtworkInfo()
+{
+  LoadArtworkInfo();
+}
+
+static char *get_string_in_brackets(char *string)
+{
+  char *string_in_brackets = checked_malloc(strlen(string) + 3);
+
+  sprintf(string_in_brackets, "[%s]", string);
+
+  return string_in_brackets;
+}
+
+#if 0
+static char *get_element_class_token(int element)
+{
+  char *element_class_name = element_info[element].class_name;
+  char *element_class_token = checked_malloc(strlen(element_class_name) + 3);
+
+  sprintf(element_class_token, "[%s]", element_class_name);
+
+  return element_class_token;
+}
+
+static char *get_action_class_token(int action)
+{
+  char *action_class_name = &element_action_info[action].suffix[1];
+  char *action_class_token = checked_malloc(strlen(action_class_name) + 3);
+
+  sprintf(action_class_token, "[%s]", action_class_name);
+
+  return action_class_token;
+}
+#endif
+
+static void InitArtworkConfig()
+{
+  static char *image_id_prefix[MAX_NUM_ELEMENTS + NUM_FONTS + 1];
+  static char *sound_id_prefix[2 * MAX_NUM_ELEMENTS + 1];
+  static char *action_id_suffix[NUM_ACTIONS + 1];
+  static char *direction_id_suffix[NUM_DIRECTIONS + 1];
+  static char *special_id_suffix[NUM_SPECIAL_GFX_ARGS + 1];
+  static char *dummy[1] = { NULL };
+  static char *ignore_generic_tokens[] =
+  {
+    "name",
+    "sort_priority",
+    NULL
+  };
+  static char **ignore_image_tokens, **ignore_sound_tokens;
+  int num_ignore_generic_tokens;
+  int num_ignore_image_tokens, num_ignore_sound_tokens;
+  int i;
+
+  /* dynamically determine list of generic tokens to be ignored */
+  num_ignore_generic_tokens = 0;
+  for (i=0; ignore_generic_tokens[i] != NULL; i++)
+    num_ignore_generic_tokens++;
+
+  /* dynamically determine list of image tokens to be ignored */
+  num_ignore_image_tokens = num_ignore_generic_tokens;
+  for (i=0; image_config_vars[i].token != NULL; i++)
+    num_ignore_image_tokens++;
+  ignore_image_tokens =
+    checked_malloc((num_ignore_image_tokens + 1) * sizeof(char *));
+  for (i=0; i < num_ignore_generic_tokens; i++)
+    ignore_image_tokens[i] = ignore_generic_tokens[i];
+  for (i=0; i < num_ignore_image_tokens - num_ignore_generic_tokens; i++)
+    ignore_image_tokens[num_ignore_generic_tokens + i] =
+      image_config_vars[i].token;
+  ignore_image_tokens[num_ignore_image_tokens] = NULL;
+
+  /* dynamically determine list of sound tokens to be ignored */
+  num_ignore_sound_tokens = num_ignore_generic_tokens;
+  ignore_sound_tokens =
+    checked_malloc((num_ignore_sound_tokens + 1) * sizeof(char *));
+  for (i=0; i < num_ignore_generic_tokens; i++)
+    ignore_sound_tokens[i] = ignore_generic_tokens[i];
+  ignore_sound_tokens[num_ignore_sound_tokens] = NULL;
+
+  for (i=0; i<MAX_NUM_ELEMENTS; i++)
+    image_id_prefix[i] = element_info[i].token_name;
+  for (i=0; i<NUM_FONTS; i++)
+    image_id_prefix[MAX_NUM_ELEMENTS + i] = font_info[i].token_name;
+  image_id_prefix[MAX_NUM_ELEMENTS + NUM_FONTS] = NULL;
+
+  for (i=0; i<MAX_NUM_ELEMENTS; i++)
+    sound_id_prefix[i] = element_info[i].token_name;
+  for (i=0; i<MAX_NUM_ELEMENTS; i++)
+    sound_id_prefix[MAX_NUM_ELEMENTS + i] =
+      get_string_in_brackets(element_info[i].class_name);
+  sound_id_prefix[2 * MAX_NUM_ELEMENTS] = NULL;
+
+  for (i=0; i<NUM_ACTIONS; i++)
+    action_id_suffix[i] = element_action_info[i].suffix;
+  action_id_suffix[NUM_ACTIONS] = NULL;
+
+  for (i=0; i<NUM_DIRECTIONS; i++)
+    direction_id_suffix[i] = element_direction_info[i].suffix;
+  direction_id_suffix[NUM_DIRECTIONS] = NULL;
+
+  for (i=0; i<NUM_SPECIAL_GFX_ARGS; i++)
+    special_id_suffix[i] = special_suffix_info[i].suffix;
+  special_id_suffix[NUM_SPECIAL_GFX_ARGS] = NULL;
+
+  InitImageList(image_config, NUM_IMAGE_FILES, image_config_suffix,
+		image_id_prefix, action_id_suffix, direction_id_suffix,
+		special_id_suffix, ignore_image_tokens);
+  InitSoundList(sound_config, NUM_SOUND_FILES, sound_config_suffix,
+		sound_id_prefix, action_id_suffix, dummy,
+		special_id_suffix, ignore_sound_tokens);
+}
+
+static void InitMixer()
+{
+  OpenAudio();
+  StartMixer();
+}
+
+void InitGfx()
+{
+  char *filename_font_initial = NULL;
+  Bitmap *bitmap_font_initial = NULL;
+  int i, j;
+
+  /* determine settings for initial font (for displaying startup messages) */
+  for (i=0; image_config[i].token != NULL; i++)
   {
-    if (pix[i])
+    for (j=0; j < NUM_INITIAL_FONTS; j++)
     {
-#ifdef USE_XPM_LIBRARY
-      if (i < NUM_PICTURES)	/* XPM pictures */
+      char font_token[128];
+      int len_font_token;
+
+      sprintf(font_token, "%s_%d", CONFIG_TOKEN_FONT_INITIAL, j + 1);
+      len_font_token = strlen(font_token);
+
+      if (strcmp(image_config[i].token, font_token) == 0)
+	filename_font_initial = image_config[i].value;
+      else if (strlen(image_config[i].token) > len_font_token &&
+	       strncmp(image_config[i].token, font_token, len_font_token) == 0)
       {
-	XFreeColors(display,DefaultColormap(display,screen),
-		    xpm_att[i].pixels,xpm_att[i].npixels,0);
-	XpmFreeAttributes(&xpm_att[i]);
+	if (strcmp(&image_config[i].token[len_font_token], ".x") == 0)
+	  font_initial[j].src_x = atoi(image_config[i].value);
+	else if (strcmp(&image_config[i].token[len_font_token], ".y") == 0)
+	  font_initial[j].src_y = atoi(image_config[i].value);
+	else if (strcmp(&image_config[i].token[len_font_token], ".width") == 0)
+	  font_initial[j].width = atoi(image_config[i].value);
+	else if (strcmp(&image_config[i].token[len_font_token],".height") == 0)
+	  font_initial[j].height = atoi(image_config[i].value);
       }
+    }
+  }
+
+  for (j=0; j < NUM_INITIAL_FONTS; j++)
+  {
+    font_initial[j].num_chars = DEFAULT_NUM_CHARS_PER_FONT;
+    font_initial[j].num_chars_per_line = DEFAULT_NUM_CHARS_PER_LINE;
+  }
+
+  if (filename_font_initial == NULL)	/* should not happen */
+    Error(ERR_EXIT, "cannot get filename for '%s'", CONFIG_TOKEN_FONT_INITIAL);
+
+  /* create additional image buffers for double-buffering */
+  bitmap_db_field = CreateBitmap(FXSIZE, FYSIZE, DEFAULT_DEPTH);
+  bitmap_db_door  = CreateBitmap(3 * DXSIZE, DYSIZE + VYSIZE, DEFAULT_DEPTH);
+
+  /* initialize screen properties */
+  InitGfxFieldInfo(SX, SY, SXSIZE, SYSIZE,
+		   REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE,
+		   bitmap_db_field);
+  InitGfxDoor1Info(DX, DY, DXSIZE, DYSIZE);
+  InitGfxDoor2Info(VX, VY, VXSIZE, VYSIZE);
+  InitGfxScrollbufferInfo(FXSIZE, FYSIZE);
+
+  bitmap_font_initial = LoadCustomImage(filename_font_initial);
+
+  for (j=0; j < NUM_INITIAL_FONTS; j++)
+    font_initial[j].bitmap = bitmap_font_initial;
+
+  InitFontGraphicInfo();
+
+  DrawInitText(WINDOW_TITLE_STRING, 20, FC_YELLOW);
+  DrawInitText(WINDOW_SUBTITLE_STRING, 50, FC_RED);
+
+  DrawInitText("Loading graphics:", 120, FC_GREEN);
+
+  InitTileClipmasks();
+}
+
+void InitGfxBackground()
+{
+  int x, y;
+
+  drawto = backbuffer;
+  fieldbuffer = bitmap_db_field;
+  SetDrawtoField(DRAW_BACKBUFFER);
+
+  BlitBitmap(graphic_info[IMG_GLOBAL_BORDER].bitmap, backbuffer,
+	     0, 0, WIN_XSIZE, WIN_YSIZE, 0, 0);
+  ClearRectangle(backbuffer, REAL_SX, REAL_SY, FULL_SXSIZE, FULL_SYSIZE);
+  ClearRectangle(bitmap_db_door, 0, 0, 3 * DXSIZE, DYSIZE + VYSIZE);
+
+  for (x=0; x<MAX_BUF_XSIZE; x++)
+    for (y=0; y<MAX_BUF_YSIZE; y++)
+      redraw[x][y] = 0;
+  redraw_tiles = 0;
+  redraw_mask = REDRAW_ALL;
+}
+
+static void InitLevelInfo()
+{
+  LoadLevelInfo();				/* global level info */
+  LoadLevelSetup_LastSeries();			/* last played series info */
+  LoadLevelSetup_SeriesInfo();			/* last played level info */
+}
+
+void InitLevelArtworkInfo()
+{
+  LoadLevelArtworkInfo();
+}
+
+static void InitImages()
+{
+#if 1
+  setLevelArtworkDir(artwork.gfx_first);
 #endif
 
-#ifdef USE_SDL_LIBRARY
-      SDL_FreeSurface(pix[i]);
-#else
-      XFreePixmap(display,pix[i]);
+#if 0
+  printf("::: InitImages for '%s' ['%s', '%s'] ['%s', '%s']\n",
+	 leveldir_current->identifier,
+	 artwork.gfx_current_identifier,
+	 artwork.gfx_current->identifier,
+	 leveldir_current->graphics_set,
+	 leveldir_current->graphics_path);
 #endif
-    }
 
-#ifdef USE_SDL_LIBRARY
-      SDL_FreeSurface(pix_masked[i]);
+  ReloadCustomImages();
+
+  LoadCustomElementDescriptions();
+  LoadSpecialMenuDesignSettings();
+
+  ReinitializeGraphics();
+}
+
+static void InitSound(char *identifier)
+{
+  if (identifier == NULL)
+    identifier = artwork.snd_current->identifier;
+
+#if 1
+  /* set artwork path to send it to the sound server process */
+  setLevelArtworkDir(artwork.snd_first);
+#endif
+
+  InitReloadCustomSounds(identifier);
+  ReinitializeSounds();
+}
+
+static void InitMusic(char *identifier)
+{
+  if (identifier == NULL)
+    identifier = artwork.mus_current->identifier;
+
+#if 1
+  /* set artwork path to send it to the sound server process */
+  setLevelArtworkDir(artwork.mus_first);
+#endif
+
+  InitReloadCustomMusic(identifier);
+  ReinitializeMusic();
+}
+
+void InitNetworkServer()
+{
+#if defined(PLATFORM_UNIX)
+  int nr_wanted;
+#endif
+
+  if (!options.network)
+    return;
+
+#if defined(PLATFORM_UNIX)
+  nr_wanted = Request("Choose player", REQ_PLAYER | REQ_STAY_CLOSED);
+
+  if (!ConnectToServer(options.server_host, options.server_port))
+    Error(ERR_EXIT, "cannot connect to network game server");
+
+  SendToServer_PlayerName(setup.player_name);
+  SendToServer_ProtocolVersion();
+
+  if (nr_wanted)
+    SendToServer_NrWanted(nr_wanted);
+#endif
+}
+
+static char *getNewArtworkIdentifier(int type)
+{
+  static char *leveldir_current_identifier[3] = { NULL, NULL, NULL };
+  static boolean last_override_level_artwork[3] = { FALSE, FALSE, FALSE };
+  static boolean last_has_level_artwork_set[3] = { FALSE, FALSE, FALSE };
+  static boolean initialized[3] = { FALSE, FALSE, FALSE };
+  TreeInfo *artwork_first_node = ARTWORK_FIRST_NODE(artwork, type);
+  boolean setup_override_artwork = SETUP_OVERRIDE_ARTWORK(setup, type);
+  char *setup_artwork_set = SETUP_ARTWORK_SET(setup, type);
+  char *leveldir_identifier = leveldir_current->identifier;
+#if 1
+  /* !!! setLevelArtworkDir() should be moved to an earlier stage !!! */
+  char *leveldir_artwork_set = setLevelArtworkDir(artwork_first_node);
 #else
-    if (clipmask[i])
-      XFreePixmap(display,clipmask[i]);
-    if (clip_gc[i])
-      XFreeGC(display, clip_gc[i]);
+  char *leveldir_artwork_set = LEVELDIR_ARTWORK_SET(leveldir_current, type);
+#endif
+  boolean has_level_artwork_set = (leveldir_artwork_set != NULL);
+  char *artwork_current_identifier;
+  char *artwork_new_identifier = NULL;	/* default: nothing has changed */
+
+  /* leveldir_current may be invalid (level group, parent link) */
+  if (!validLevelSeries(leveldir_current))
+    return NULL;
+
+  /* 1st step: determine artwork set to be activated in descending order:
+     --------------------------------------------------------------------
+     1. setup artwork (when configured to override everything else)
+     2. artwork set configured in "levelinfo.conf" of current level set
+        (artwork in level directory will have priority when loading later)
+     3. artwork in level directory (stored in artwork sub-directory)
+     4. setup artwork (currently configured in setup menu) */
+
+  if (setup_override_artwork)
+    artwork_current_identifier = setup_artwork_set;
+  else if (leveldir_artwork_set != NULL)
+    artwork_current_identifier = leveldir_artwork_set;
+  else if (getTreeInfoFromIdentifier(artwork_first_node, leveldir_identifier))
+    artwork_current_identifier = leveldir_identifier;
+  else
+    artwork_current_identifier = setup_artwork_set;
+
+
+  /* 2nd step: check if it is really needed to reload artwork set
+     ------------------------------------------------------------ */
+
+#if 0
+  if (type == ARTWORK_TYPE_GRAPHICS)
+    printf("::: 0: '%s' ['%s', '%s'] ['%s' ('%s')]\n",
+	   artwork_new_identifier,
+	   ARTWORK_CURRENT_IDENTIFIER(artwork, type),
+	   artwork_current_identifier,
+	   leveldir_current->graphics_set,
+	   leveldir_current->identifier);
+#endif
+
+  /* ---------- reload if level set and also artwork set has changed ------- */
+  if (leveldir_current_identifier[type] != leveldir_identifier &&
+      (last_has_level_artwork_set[type] || has_level_artwork_set))
+    artwork_new_identifier = artwork_current_identifier;
+
+  leveldir_current_identifier[type] = leveldir_identifier;
+  last_has_level_artwork_set[type] = has_level_artwork_set;
+
+#if 0
+  if (type == ARTWORK_TYPE_GRAPHICS)
+    printf("::: 1: '%s'\n", artwork_new_identifier);
+#endif
+
+  /* ---------- reload if "override artwork" setting has changed ----------- */
+  if (last_override_level_artwork[type] != setup_override_artwork)
+    artwork_new_identifier = artwork_current_identifier;
+
+  last_override_level_artwork[type] = setup_override_artwork;
+
+#if 0
+  if (type == ARTWORK_TYPE_GRAPHICS)
+    printf("::: 2: '%s'\n", artwork_new_identifier);
+#endif
+
+  /* ---------- reload if current artwork identifier has changed ----------- */
+  if (strcmp(ARTWORK_CURRENT_IDENTIFIER(artwork, type),
+	     artwork_current_identifier) != 0)
+    artwork_new_identifier = artwork_current_identifier;
+
+  *(&(ARTWORK_CURRENT_IDENTIFIER(artwork, type))) = artwork_current_identifier;
+
+#if 0
+  if (type == ARTWORK_TYPE_GRAPHICS)
+    printf("::: 3: '%s'\n", artwork_new_identifier);
+#endif
+
+  /* ---------- do not reload directly after starting ---------------------- */
+  if (!initialized[type])
+    artwork_new_identifier = NULL;
+
+  initialized[type] = TRUE;
+
+#if 0
+  if (type == ARTWORK_TYPE_GRAPHICS)
+    printf("::: 4: '%s'\n", artwork_new_identifier);
+#endif
+
+#if 0
+  if (type == ARTWORK_TYPE_GRAPHICS)
+    printf("CHECKING OLD/NEW GFX:\n- OLD: %s\n- NEW: %s ['%s', '%s'] ['%s']\n",
+	   artwork.gfx_current_identifier, artwork_current_identifier,
+	   artwork.gfx_current->identifier, leveldir_current->graphics_set,
+	   artwork_new_identifier);
+#endif
+
+  return artwork_new_identifier;
+}
+
+void ReloadCustomArtwork()
+{
+  char *gfx_new_identifier = getNewArtworkIdentifier(ARTWORK_TYPE_GRAPHICS);
+  char *snd_new_identifier = getNewArtworkIdentifier(ARTWORK_TYPE_SOUNDS);
+  char *mus_new_identifier = getNewArtworkIdentifier(ARTWORK_TYPE_MUSIC);
+  boolean redraw_screen = FALSE;
+
+  if (gfx_new_identifier != NULL)
+  {
+#if 0
+    printf("RELOADING GRAPHICS '%s' -> '%s' ['%s', '%s']\n",
+	   artwork.gfx_current_identifier,
+	   gfx_new_identifier,
+	   artwork.gfx_current->identifier,
+	   leveldir_current->graphics_set);
+#endif
+
+    ClearRectangle(window, 0, 0, WIN_XSIZE, WIN_YSIZE);
+
+    InitImages();
+
+#if 0
+    printf("... '%s'\n",
+	   leveldir_current->graphics_set);
 #endif
+
+    FreeTileClipmasks();
+    InitTileClipmasks();
+
+    redraw_screen = TRUE;
   }
 
-#ifdef USE_SDL_LIBRARY
-  KeyboardAutoRepeatOn();
-#else
-  if (gc)
-    XFreeGC(display, gc);
+  if (snd_new_identifier != NULL)
+  {
+    ClearRectangle(window, 0, 0, WIN_XSIZE, WIN_YSIZE);
 
-  if (display)
+    InitSound(snd_new_identifier);
+
+    redraw_screen = TRUE;
+  }
+
+  if (mus_new_identifier != NULL)
   {
-    KeyboardAutoRepeatOn();
-    XCloseDisplay(display);
+    ClearRectangle(window, 0, 0, WIN_XSIZE, WIN_YSIZE);
+
+    InitMusic(mus_new_identifier);
+
+    redraw_screen = TRUE;
   }
-#endif
 
-#ifdef MSDOS
-  dumpErrorFile();
+  if (redraw_screen)
+  {
+    InitGfxBackground();
+
+    /* force redraw of (open or closed) door graphics */
+    SetDoorState(DOOR_OPEN_ALL);
+    CloseDoor(DOOR_CLOSE_ALL | DOOR_NO_DELAY);
+  }
+}
+
+void KeyboardAutoRepeatOffUnlessAutoplay()
+{
+  if (global.autoplay_leveldir == NULL)
+    KeyboardAutoRepeatOff();
+}
+
+
+/* ========================================================================= */
+/* OpenAll()                                                                 */
+/* ========================================================================= */
+
+void OpenAll()
+{
+  InitGlobal();		/* initialize some global variables */
+
+  if (options.execute_command)
+    Execute_Command(options.execute_command);
+
+  if (options.serveronly)
+  {
+#if defined(PLATFORM_UNIX)
+    NetworkServer(options.server_port, options.serveronly);
+#else
+    Error(ERR_WARN, "networking only supported in Unix version");
 #endif
+    exit(0);	/* never reached */
+  }
+
+  InitSetup();
+
+  InitPlayerInfo();
+  InitArtworkInfo();		/* needed before loading gfx, sound & music */
+  InitArtworkConfig();		/* needed before forking sound child process */
+  InitMixer();
+
+  InitCounter();
+
+  InitRND(NEW_RANDOMIZE);
+  InitSimpleRND(NEW_RANDOMIZE);
+
+  InitJoysticks();
+
+  InitVideoDisplay();
+  InitVideoBuffer(&backbuffer, &window, WIN_XSIZE, WIN_YSIZE, DEFAULT_DEPTH,
+		  setup.fullscreen);
+
+  InitEventFilter(FilterMouseMotionEvents);
+
+  InitElementPropertiesStatic();
+  InitElementPropertiesEngine(GAME_VERSION_ACTUAL);
+
+  InitGfx();
+
+  InitLevelInfo();
+  InitLevelArtworkInfo();
+
+  InitImages();			/* needs to know current level directory */
+  InitSound(NULL);		/* needs to know current level directory */
+  InitMusic(NULL);		/* needs to know current level directory */
+
+  InitGfxBackground();
+
+  if (global.autoplay_leveldir)
+  {
+    AutoPlayTape();
+    return;
+  }
+
+  game_status = GAME_MODE_MAIN;
+
+  DrawMainMenu();
+
+  InitNetworkServer();
+}
+
+void CloseAllAndExit(int exit_value)
+{
+  StopSounds();
+  FreeAllSounds();
+  FreeAllMusic();
+  CloseAudio();		/* called after freeing sounds (needed for SDL) */
+
+  FreeAllImages();
+  FreeTileClipmasks();
+
+  CloseVideoDisplay();
+  ClosePlatformDependentStuff();
 
   exit(exit_value);
 }