X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Fgame.c;h=0bd65fdb476fe8b3c45d4b186275e070c661c44a;hb=2a4878a4c2873df0426a22c357533656928748c8;hp=e1977faf19ecae71ff9d8d5944e2cfc9686cb0c6;hpb=6df84aae03094174b7418a8c1cce7657d3378d59;p=rocksndiamonds.git

diff --git a/src/game.c b/src/game.c
index e1977faf..0bd65fdb 100644
--- a/src/game.c
+++ b/src/game.c
@@ -91,14 +91,6 @@
 #define SC_SCHLUESSEL		9
 #define SC_ZEITBONUS		10
 
-/* values for game_emulation */
-#define EMU_NONE		0
-#define EMU_BOULDERDASH		1
-#define EMU_SOKOBAN		2
-
-/* to control special behaviour of certain game elements */
-int game_emulation = EMU_NONE;
-
 
 
 
@@ -261,6 +253,8 @@ static void InitField(int x, int y, boolean init_game)
     case EL_MAMPFER2:
     case EL_ROBOT:
     case EL_PACMAN:
+    case EL_SP_SNIKSNAK:
+    case EL_SP_ELECTRON:
       InitMovDir(x, y);
       break;
 
@@ -313,6 +307,7 @@ void InitGame()
   int i, j, x, y;
   boolean emulate_bd = TRUE;	/* unless non-BOULDERDASH elements found */
   boolean emulate_sb = TRUE;	/* unless non-SOKOBAN     elements found */
+  boolean emulate_sp = TRUE;	/* unless non-SUPAPLEX    elements found */
 
   /* don't play tapes over network */
   network_playing = (options.network && !tape.playing);
@@ -388,6 +383,7 @@ void InitGame()
   MampferNr = 0;
   FrameCounter = 0;
   TimeFrames = 0;
+  TimePlayed = 0;
   TimeLeft = level.time;
 
   ScreenMovDir = MV_NO_MOVING;
@@ -426,14 +422,19 @@ void InitGame()
     }
   }
 
-  for(y=0; y<lev_fieldy; y++) for(x=0; x<lev_fieldx; x++)
+  for(y=0; y<lev_fieldy; y++)
   {
-    if (emulate_bd && !IS_BD_ELEMENT(Feld[x][y]))
-      emulate_bd = FALSE;
-    if (emulate_sb && !IS_SB_ELEMENT(Feld[x][y]))
-      emulate_sb = FALSE;
-
-    InitField(x, y, TRUE);
+    for(x=0; x<lev_fieldx; x++)
+    {
+      if (emulate_bd && !IS_BD_ELEMENT(Feld[x][y]))
+	emulate_bd = FALSE;
+      if (emulate_sb && !IS_SB_ELEMENT(Feld[x][y]))
+	emulate_sb = FALSE;
+      if (emulate_sp && !IS_SP_ELEMENT(Feld[x][y]))
+	emulate_sp = FALSE;
+
+      InitField(x, y, TRUE);
+    }
   }
 
   /* check if any connected player was not found in playfield */
@@ -531,7 +532,8 @@ void InitGame()
   }
 
   game_emulation = (emulate_bd ? EMU_BOULDERDASH :
-		    emulate_sb ? EMU_SOKOBAN : EMU_NONE);
+		    emulate_sb ? EMU_SOKOBAN :
+		    emulate_sp ? EMU_SUPAPLEX : EMU_NONE);
 
   scroll_x = scroll_y = -1;
   if (local_player->jx >= MIDPOSX-1)
@@ -620,6 +622,7 @@ void InitMovDir(int x, int y)
       Feld[x][y] = EL_KAEFER;
       MovDir[x][y] = direction[0][element - EL_KAEFER_R];
       break;
+
     case EL_FLIEGER_R:
     case EL_FLIEGER_O:
     case EL_FLIEGER_L:
@@ -627,6 +630,7 @@ void InitMovDir(int x, int y)
       Feld[x][y] = EL_FLIEGER;
       MovDir[x][y] = direction[0][element - EL_FLIEGER_R];
       break;
+
     case EL_BUTTERFLY_R:
     case EL_BUTTERFLY_O:
     case EL_BUTTERFLY_L:
@@ -634,6 +638,7 @@ void InitMovDir(int x, int y)
       Feld[x][y] = EL_BUTTERFLY;
       MovDir[x][y] = direction[0][element - EL_BUTTERFLY_R];
       break;
+
     case EL_FIREFLY_R:
     case EL_FIREFLY_O:
     case EL_FIREFLY_L:
@@ -641,6 +646,7 @@ void InitMovDir(int x, int y)
       Feld[x][y] = EL_FIREFLY;
       MovDir[x][y] = direction[0][element - EL_FIREFLY_R];
       break;
+
     case EL_PACMAN_R:
     case EL_PACMAN_O:
     case EL_PACMAN_L:
@@ -648,6 +654,15 @@ void InitMovDir(int x, int y)
       Feld[x][y] = EL_PACMAN;
       MovDir[x][y] = direction[0][element - EL_PACMAN_R];
       break;
+
+    case EL_SP_SNIKSNAK:
+      MovDir[x][y] = MV_UP;
+      break;
+
+    case EL_SP_ELECTRON:
+      MovDir[x][y] = MV_LEFT;
+      break;
+
     default:
       MovDir[x][y] = 1 << RND(4);
       if (element != EL_KAEFER &&
@@ -668,7 +683,8 @@ void InitMovDir(int x, int y)
 	    MovDir[x][y] = direction[0][i];
 	    break;
 	  }
-	  else if (element == EL_FLIEGER || element == EL_FIREFLY)
+	  else if (element == EL_FLIEGER || element == EL_FIREFLY ||
+		   element == EL_SP_SNIKSNAK || element == EL_SP_ELECTRON)
 	  {
 	    MovDir[x][y] = direction[1][i];
 	    break;
@@ -720,7 +736,7 @@ void GameWon()
     {
       if (!setup.sound_loops)
 	PlaySoundStereo(SND_SIRR, PSND_MAX_RIGHT);
-      if (TimeLeft && !(TimeLeft % 10))
+      if (TimeLeft > 0 && !(TimeLeft % 10))
 	RaiseScore(level.score[SC_ZEITBONUS]);
       if (TimeLeft > 100 && !(TimeLeft % 10))
 	TimeLeft -= 10;
@@ -734,6 +750,29 @@ void GameWon()
     if (setup.sound_loops)
       StopSound(SND_SIRR);
   }
+  else if (level.time == 0)		/* level without time limit */
+  {
+    if (setup.sound_loops)
+      PlaySoundExt(SND_SIRR, PSND_MAX_VOLUME, PSND_MAX_RIGHT, PSND_LOOP);
+
+    while(TimePlayed < 999)
+    {
+      if (!setup.sound_loops)
+	PlaySoundStereo(SND_SIRR, PSND_MAX_RIGHT);
+      if (TimePlayed < 999 && !(TimePlayed % 10))
+	RaiseScore(level.score[SC_ZEITBONUS]);
+      if (TimePlayed < 900 && !(TimePlayed % 10))
+	TimePlayed += 10;
+      else
+	TimePlayed++;
+      DrawText(DX_TIME, DY_TIME, int2str(TimePlayed, 3), FS_SMALL, FC_YELLOW);
+      BackToFront();
+      Delay(10);
+    }
+
+    if (setup.sound_loops)
+      StopSound(SND_SIRR);
+  }
 
   FadeSounds();
 
@@ -770,7 +809,7 @@ void GameWon()
   BackToFront();
 }
 
-boolean NewHiScore()
+int NewHiScore()
 {
   int k, l;
   int position = -1;
@@ -954,7 +993,9 @@ void DrawDynamite(int x, int y)
       phase = 7 - phase;
   }
 
-  if (Store[x][y])
+  if (game_emulation == EMU_SUPAPLEX)
+    DrawGraphic(sx, sy, GFX_SP_DISK_RED);
+  else if (Store[x][y])
     DrawGraphicThruMask(sx, sy, graphic + phase);
   else
     DrawGraphic(sx, sy, graphic + phase);
@@ -1038,6 +1079,9 @@ void Explode(int ex, int ey, int phase, int mode)
 	    Store[x][y] = EL_EDELSTEIN_GELB;
 	    break;
 	}
+
+	if (game_emulation == EMU_SUPAPLEX)
+	  Store[x][y] = EL_LEERRAUM;
       }
       else if (center_element == EL_MAULWURF)
 	Store[x][y] = EL_EDELSTEIN_ROT;
@@ -1047,6 +1091,8 @@ void Explode(int ex, int ey, int phase, int mode)
 	Store[x][y] = ((x == ex && y == ey) ? EL_DIAMANT : EL_EDELSTEIN);
       else if (center_element == EL_BUTTERFLY)
 	Store[x][y] = EL_EDELSTEIN_BD;
+      else if (center_element == EL_SP_ELECTRON)
+	Store[x][y] = EL_SP_INFOTRON;
       else if (center_element == EL_MAMPFER)
 	Store[x][y] = level.mampfer_inhalt[MampferNr][x-ex+1][y-ey+1];
       else if (center_element == EL_AMOEBA2DIAM)
@@ -1128,12 +1174,19 @@ void Explode(int ex, int ey, int phase, int mode)
       InitMovDir(x, y);
     DrawLevelField(x, y);
   }
-  else if (!(phase%delay) && IN_SCR_FIELD(SCREENX(x), SCREENY(y)))
+  else if (!(phase % delay) && IN_SCR_FIELD(SCREENX(x), SCREENY(y)))
   {
+    int graphic = GFX_EXPLOSION;
+
+    if (game_emulation == EMU_SUPAPLEX)
+      graphic = (Store[x][y] == EL_SP_INFOTRON ?
+		 GFX_SP_EXPLODE_INFOTRON :
+		 GFX_SP_EXPLODE_EMPTY);
+
     if (phase == delay)
       ErdreichAnbroeckeln(SCREENX(x), SCREENY(y));
 
-    DrawGraphic(SCREENX(x), SCREENY(y), GFX_EXPLOSION+(phase/delay-1));
+    DrawGraphic(SCREENX(x), SCREENY(y), graphic + (phase / delay - 1));
   }
 }
 
@@ -1182,7 +1235,10 @@ void Bang(int x, int y)
 {
   int element = Feld[x][y];
 
-  PlaySoundLevel(x, y, SND_ROAAAR);
+  if (game_emulation == EMU_SUPAPLEX)
+    PlaySoundLevel(x, y, SND_SP_BOOOM);
+  else
+    PlaySoundLevel(x, y, SND_ROAAAR);
 
   if (IS_PLAYER(x, y))	/* remove objects that might cause smaller explosion */
     element = EL_LEERRAUM;
@@ -1285,7 +1341,8 @@ void Impact(int x, int y)
     return;
   }
 
-  if (element == EL_BOMBE && (lastline || object_hit))	/* element is bomb */
+  if ((element == EL_BOMBE || element == EL_SP_DISK_ORANGE) &&
+      (lastline || object_hit))	/* element is bomb */
   {
     Bang(x, y);
     return;
@@ -1343,10 +1400,11 @@ void Impact(int x, int y)
 	return;
       }
     }
-    else if (element == EL_FELSBROCKEN)
+    else if (element == EL_FELSBROCKEN || element == EL_SP_ZONK)
     {
-      if (IS_ENEMY(smashed) || smashed == EL_BOMBE || smashed == EL_SONDE ||
-	  smashed == EL_SCHWEIN || smashed == EL_DRACHE)
+      if (IS_ENEMY(smashed) ||
+	  smashed == EL_BOMBE || smashed == EL_SP_DISK_ORANGE ||
+	  smashed == EL_SONDE || smashed == EL_SCHWEIN || smashed == EL_DRACHE)
       {
 	Bang(x, y+1);
 	return;
@@ -1396,6 +1454,7 @@ void Impact(int x, int y)
       case EL_EDELSTEIN_ROT:
       case EL_EDELSTEIN_LILA:
       case EL_DIAMANT:
+      case EL_SP_INFOTRON:
         sound = SND_PLING;
 	break;
       case EL_KOKOSNUSS:
@@ -1404,6 +1463,9 @@ void Impact(int x, int y)
       case EL_FELSBROCKEN:
 	sound = SND_KLOPF;
 	break;
+      case EL_SP_ZONK:
+	sound = SND_SP_ZONKDOWN;
+	break;
       case EL_SCHLUESSEL:
       case EL_SCHLUESSEL1:
       case EL_SCHLUESSEL2:
@@ -1485,7 +1547,8 @@ void TurnRound(int x, int y)
     else if (element == EL_BUTTERFLY)	/* && MovDir[x][y] == left_dir) */
       MovDelay[x][y] = 1;
   }
-  else if (element == EL_FLIEGER || element == EL_FIREFLY)
+  else if (element == EL_FLIEGER || element == EL_FIREFLY ||
+	   element == EL_SP_SNIKSNAK || element == EL_SP_ELECTRON)
   {
     TestIfBadThingHitsOtherBadThing(x, y);
 
@@ -1496,7 +1559,9 @@ void TurnRound(int x, int y)
 	     !IS_FREE_OR_PLAYER(move_x, move_y))
       MovDir[x][y] = right_dir;
 
-    if (element == EL_FLIEGER && MovDir[x][y] != old_move_dir)
+    if ((element == EL_FLIEGER ||
+	 element == EL_SP_SNIKSNAK || element == EL_SP_ELECTRON)
+	&& MovDir[x][y] != old_move_dir)
       MovDelay[x][y] = 9;
     else if (element == EL_FIREFLY)	/* && MovDir[x][y] == right_dir) */
       MovDelay[x][y] = 1;
@@ -1974,7 +2039,9 @@ void StartMoving(int x, int y)
       if (element!=EL_MAMPFER && element!=EL_MAMPFER2 && element!=EL_PACMAN)
       {
 	TurnRound(x, y);
-	if (MovDelay[x][y] && (element == EL_KAEFER || element == EL_FLIEGER))
+	if (MovDelay[x][y] && (element == EL_KAEFER || element == EL_FLIEGER ||
+			       element == EL_SP_SNIKSNAK ||
+			       element == EL_SP_ELECTRON))
 	  DrawLevelField(x, y);
       }
     }
@@ -1983,8 +2050,8 @@ void StartMoving(int x, int y)
     {
       MovDelay[x][y]--;
 
-      if (element == EL_ROBOT || element == EL_MAMPFER ||
-	  element == EL_MAMPFER2)
+      if (element == EL_ROBOT ||
+	  element == EL_MAMPFER || element == EL_MAMPFER2)
       {
 	int phase = MovDelay[x][y] % 8;
 
@@ -1998,6 +2065,8 @@ void StartMoving(int x, int y)
 	    && MovDelay[x][y]%4 == 3)
 	  PlaySoundLevel(x, y, SND_NJAM);
       }
+      else if (element == EL_SP_ELECTRON)
+	DrawGraphicAnimation(x, y, GFX2_SP_ELECTRON, 8, 2, ANIM_NORMAL);
       else if (element == EL_DRACHE)
       {
 	int i;
@@ -2219,12 +2288,15 @@ void StartMoving(int x, int y)
 
       TurnRound(x, y);
 
-      if (element == EL_KAEFER || element == EL_FLIEGER)
+      if (element == EL_KAEFER || element == EL_FLIEGER ||
+	  element == EL_SP_SNIKSNAK)
 	DrawLevelField(x, y);
       else if (element == EL_BUTTERFLY || element == EL_FIREFLY)
 	DrawGraphicAnimation(x, y, el2gfx(element), 2, 4, ANIM_NORMAL);
       else if (element == EL_SONDE)
 	DrawGraphicAnimation(x, y, GFX_SONDE_START, 8, 2, ANIM_NORMAL);
+      else if (element == EL_SP_ELECTRON)
+	DrawGraphicAnimation(x, y, GFX2_SP_ELECTRON, 8, 2, ANIM_NORMAL);
 
       return;
     }
@@ -2249,7 +2321,7 @@ void ContinueMoving(int x, int y)
   int newx = x + dx, newy = y + dy;
   int step = (horiz_move ? dx : dy) * TILEX/8;
 
-  if (CAN_FALL(element) && horiz_move)
+  if (CAN_FALL(element) && horiz_move && !IS_SP_ELEMENT(element))
     step*=2;
   else if (element == EL_TROPFEN)
     step/=2;
@@ -2612,7 +2684,7 @@ void AmoebeAbleger(int ax, int ay)
 
     if (newax == ax && neway == ay)		/* amoeba cannot grow */
     {
-      if (i == 4 && !waiting_for_player)
+      if (i == 4 && (!waiting_for_player || game_emulation == EMU_BOULDERDASH))
       {
 	Feld[ax][ay] = EL_AMOEBE_TOT;
 	DrawLevelField(ax, ay);
@@ -3109,6 +3181,68 @@ void CheckForDragon(int x, int y)
   }
 }
 
+static void CheckBuggyBase(int x, int y)
+{
+  int element = Feld[x][y];
+
+  if (element == EL_SP_BUG)
+  {
+    if (!MovDelay[x][y])	/* start activating buggy base */
+      MovDelay[x][y] = 2 * FRAMES_PER_SECOND + RND(5 * FRAMES_PER_SECOND);
+
+    if (MovDelay[x][y])		/* wait some time before activating base */
+    {
+      MovDelay[x][y]--;
+      if (MovDelay[x][y] < 5 && IN_SCR_FIELD(SCREENX(x), SCREENY(y)))
+	DrawGraphic(SCREENX(x), SCREENY(y), GFX_SP_BUG_WARNING);
+      if (MovDelay[x][y])
+	return;
+
+      Feld[x][y] = EL_SP_BUG_ACTIVE;
+    }
+  }
+  else if (element == EL_SP_BUG_ACTIVE)
+  {
+    if (!MovDelay[x][y])	/* start activating buggy base */
+      MovDelay[x][y] = 1 * FRAMES_PER_SECOND + RND(1 * FRAMES_PER_SECOND);
+
+    if (MovDelay[x][y])		/* wait some time before activating base */
+    {
+      MovDelay[x][y]--;
+      if (MovDelay[x][y])
+      {
+	int i;
+	static int xy[4][2] =
+	{
+	  { 0, -1 },
+	  { -1, 0 },
+	  { +1, 0 },
+	  { 0, +1 }
+	};
+
+	if (IN_SCR_FIELD(SCREENX(x), SCREENY(y)))
+	  DrawGraphic(SCREENX(x),SCREENY(y), GFX_SP_BUG_ACTIVE + SimpleRND(4));
+
+	for (i=0; i<4; i++)
+	{
+	  int xx = x + xy[i][0], yy = y + xy[i][1];
+
+	  if (IS_PLAYER(xx, yy))
+	  {
+	    PlaySoundLevel(x, y, SND_SP_BUG);
+	    break;
+	  }
+	}
+
+	return;
+      }
+
+      Feld[x][y] = EL_SP_BUG;
+      DrawLevelField(x, y);
+    }
+  }
+}
+
 static void PlayerActions(struct PlayerInfo *player, byte player_action)
 {
   static byte stored_player_action[MAX_PLAYERS];
@@ -3352,9 +3486,9 @@ void GameActions()
     extern unsigned int last_RND();
 
     printf("DEBUG: %03d last RND was %d \t [state checksum is %d]\n",
-	   level.time - TimeLeft,
+	   TimePlayed,
 	   last_RND(),
-	   getStateCheckSum(level.time - TimeLeft));
+	   getStateCheckSum(TimePlayed));
   }
   */
 #endif
@@ -3447,6 +3581,12 @@ void GameActions()
       MauerAbleger(x, y);
     else if (element == EL_BURNING)
       CheckForDragon(x, y);
+    else if (element == EL_SP_BUG || element == EL_SP_BUG_ACTIVE)
+      CheckBuggyBase(x, y);
+    else if (element == EL_SP_TERMINAL)
+      DrawGraphicAnimation(x, y, GFX2_SP_TERMINAL, 7, 12, ANIM_NORMAL);
+    else if (element == EL_SP_TERMINAL_ACTIVE)
+      DrawGraphicAnimation(x, y, GFX2_SP_TERMINAL_ACTIVE, 7, 4, ANIM_NORMAL);
 
     if (SiebAktiv)
     {
@@ -3505,22 +3645,29 @@ void GameActions()
     }
   }
 
-  if (TimeLeft > 0 && TimeFrames >= (1000 / GameFrameDelay) && !tape.pausing)
+  if (TimeFrames >= (1000 / GameFrameDelay) && !tape.pausing)
   {
     TimeFrames = 0;
-    TimeLeft--;
+    TimePlayed++;
 
     if (tape.recording || tape.playing)
-      DrawVideoDisplay(VIDEO_STATE_TIME_ON, level.time-TimeLeft);
+      DrawVideoDisplay(VIDEO_STATE_TIME_ON, TimePlayed);
 
-    if (TimeLeft<=10)
-      PlaySoundStereo(SND_GONG, PSND_MAX_RIGHT);
+    if (TimeLeft > 0)
+    {
+      TimeLeft--;
 
-    DrawText(DX_TIME, DY_TIME, int2str(TimeLeft, 3), FS_SMALL, FC_YELLOW);
+      if (TimeLeft <= 10)
+	PlaySoundStereo(SND_GONG, PSND_MAX_RIGHT);
 
-    if (!TimeLeft)
-      for (i=0; i<MAX_PLAYERS; i++)
-	KillHero(&stored_player[i]);
+      DrawText(DX_TIME, DY_TIME, int2str(TimeLeft, 3), FS_SMALL, FC_YELLOW);
+
+      if (!TimeLeft)
+	for (i=0; i<MAX_PLAYERS; i++)
+	  KillHero(&stored_player[i]);
+    }
+    else if (level.time == 0)		/* level without time limit */
+      DrawText(DX_TIME, DY_TIME, int2str(TimePlayed, 3), FS_SMALL, FC_YELLOW);
   }
 
   DrawAllPlayers();
@@ -4101,10 +4248,18 @@ int DigField(struct PlayerInfo *player,
   switch(element)
   {
     case EL_LEERRAUM:
+      PlaySoundLevel(x, y, SND_EMPTY);
       break;
 
     case EL_ERDREICH:
       Feld[x][y] = EL_LEERRAUM;
+      PlaySoundLevel(x, y, SND_SCHLURF);
+      break;
+
+    case EL_SP_BASE:
+    case EL_SP_BUG:
+      Feld[x][y] = EL_LEERRAUM;
+      PlaySoundLevel(x, y, SND_SP_BASE);
       break;
 
     case EL_EDELSTEIN:
@@ -4122,7 +4277,10 @@ int DigField(struct PlayerInfo *player,
       DrawText(DX_EMERALDS, DY_EMERALDS,
 	       int2str(local_player->gems_still_needed, 3),
 	       FS_SMALL, FC_YELLOW);
-      PlaySoundLevel(x, y, SND_PONG);
+      if (element == EL_SP_INFOTRON)
+	PlaySoundLevel(x, y, SND_SP_INFOTRON);
+      else
+	PlaySoundLevel(x, y, SND_PONG);
       break;
 
     case EL_SPEED_PILL:
@@ -4133,13 +4291,17 @@ int DigField(struct PlayerInfo *player,
       break;
 
     case EL_DYNAMIT_AUS:
+    case EL_SP_DISK_RED:
       RemoveField(x, y);
       player->dynamite++;
       RaiseScoreElement(EL_DYNAMIT);
       DrawText(DX_DYNAMITE, DY_DYNAMITE,
 	       int2str(local_player->dynamite, 3),
 	       FS_SMALL, FC_YELLOW);
-      PlaySoundLevel(x, y, SND_PONG);
+      if (element == EL_SP_DISK_RED)
+	PlaySoundLevel(x, y, SND_SP_INFOTRON);
+      else
+	PlaySoundLevel(x, y, SND_PONG);
       break;
 
     case EL_DYNABOMB_NR:
@@ -4197,12 +4359,16 @@ int DigField(struct PlayerInfo *player,
 	int xx, yy;
 
 	for (yy=0; yy<lev_fieldy; yy++)
+	{
 	  for (xx=0; xx<lev_fieldx; xx++)
+	  {
 	    if (Feld[xx][yy] == EL_SP_DISK_YELLOW)
 	      Bang(xx, yy);
+	    else if (Feld[xx][yy] == EL_SP_TERMINAL)
+	      Feld[xx][yy] = EL_SP_TERMINAL_ACTIVE;
+	  }
+	}
 
-	Feld[x][y] = EL_SP_TERMINAL_ACTIVE;
-	DrawLevelField(x, y);
 	return MF_ACTION;
       }
       break;
@@ -4212,7 +4378,7 @@ int DigField(struct PlayerInfo *player,
 	return MF_NO_ACTION;
 
       player->LevelSolved = player->GameOver = TRUE;
-      PlaySoundLevel(x, y, SND_BUING);
+      PlaySoundStereo(SND_SP_EXIT, PSND_MAX_RIGHT);
       break;
 
     case EL_FELSBROCKEN:
@@ -4221,7 +4387,6 @@ int DigField(struct PlayerInfo *player,
     case EL_ZEIT_LEER:
     case EL_SP_ZONK:
     case EL_SP_DISK_ORANGE:
-    case EL_SP_DISK_YELLOW:
       if (dy || mode == DF_SNAP)
 	return MF_NO_ACTION;
 
@@ -4252,6 +4417,8 @@ int DigField(struct PlayerInfo *player,
 	PlaySoundLevel(x+dx, y+dy, SND_PUSCH);
       else if (element == EL_KOKOSNUSS)
 	PlaySoundLevel(x+dx, y+dy, SND_KNURK);
+      else if (IS_SP_ELEMENT(element))
+	PlaySoundLevel(x+dx, y+dy, SND_SP_ZONKPUSH);
       else
 	PlaySoundLevel(x+dx, y+dy, SND_KLOPF);
       break;
@@ -4272,6 +4439,42 @@ int DigField(struct PlayerInfo *player,
 	return MF_NO_ACTION;
       break;
 
+    case EL_SP_PORT1_LEFT:
+    case EL_SP_PORT2_LEFT:
+    case EL_SP_PORT1_RIGHT:
+    case EL_SP_PORT2_RIGHT:
+    case EL_SP_PORT1_UP:
+    case EL_SP_PORT2_UP:
+    case EL_SP_PORT1_DOWN:
+    case EL_SP_PORT2_DOWN:
+    case EL_SP_PORT_X:
+    case EL_SP_PORT_Y:
+    case EL_SP_PORT_XY:
+      if ((dx == -1 &&
+	   element != EL_SP_PORT1_LEFT &&
+	   element != EL_SP_PORT2_LEFT &&
+	   element != EL_SP_PORT_X &&
+	   element != EL_SP_PORT_XY) ||
+	  (dx == +1 &&
+	   element != EL_SP_PORT1_RIGHT &&
+	   element != EL_SP_PORT2_RIGHT &&
+	   element != EL_SP_PORT_X &&
+	   element != EL_SP_PORT_XY) ||
+	  (dy == -1 &&
+	   element != EL_SP_PORT1_UP &&
+	   element != EL_SP_PORT2_UP &&
+	   element != EL_SP_PORT_Y &&
+	   element != EL_SP_PORT_XY) ||
+	  (dy == +1 &&
+	   element != EL_SP_PORT1_DOWN &&
+	   element != EL_SP_PORT2_DOWN &&
+	   element != EL_SP_PORT_Y &&
+	   element != EL_SP_PORT_XY) ||
+	  !IN_LEV_FIELD(x + dx, y + dy) ||
+	  !IS_FREE(x + dx, y + dy))
+	return MF_NO_ACTION;
+      break;
+
     case EL_AUSGANG_ZU:
     case EL_AUSGANG_ACT:
       /* door is not (yet) open */
@@ -4317,6 +4520,7 @@ int DigField(struct PlayerInfo *player,
     case EL_SOKOBAN_FELD_VOLL:
     case EL_SOKOBAN_OBJEKT:
     case EL_SONDE:
+    case EL_SP_DISK_YELLOW:
       if (mode == DF_SNAP)
 	return MF_NO_ACTION;
 
@@ -4394,12 +4598,7 @@ int DigField(struct PlayerInfo *player,
       break;
 
     default:
-      if (IS_EATABLE(element))		/* other kinds of 'dirt' */
-	Feld[x][y] = EL_LEERRAUM;
-      else
-	return MF_NO_ACTION;
-
-      break;
+      return MF_NO_ACTION;
   }
 
   player->push_delay = 0;
@@ -4468,7 +4667,12 @@ boolean PlaceBomb(struct PlayerInfo *player)
     DrawText(DX_DYNAMITE, DY_DYNAMITE, int2str(local_player->dynamite, 3),
 	     FS_SMALL, FC_YELLOW);
     if (IN_SCR_FIELD(SCREENX(jx), SCREENY(jy)))
-      DrawGraphicThruMask(SCREENX(jx), SCREENY(jy), GFX_DYNAMIT);
+    {
+      if (game_emulation == EMU_SUPAPLEX)
+	DrawGraphic(SCREENX(jx), SCREENY(jy), GFX_SP_DISK_RED);
+      else
+	DrawGraphicThruMask(SCREENX(jx), SCREENY(jy), GFX_DYNAMIT);
+    }
   }
   else
   {