X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Fgame.c;h=af833f159489d776a35fac2cb04ac489ad6f9971;hb=6269ea8e89e9dea338b286bc6cb3a48388a43ad7;hp=c129ad2e9e96b9da680af223ec1c3506e5ac087b;hpb=681721dddc91bcdaef50002d1e861cc8d484e938;p=rocksndiamonds.git

diff --git a/src/game.c b/src/game.c
index c129ad2e..af833f15 100644
--- a/src/game.c
+++ b/src/game.c
@@ -671,10 +671,33 @@ void InitGame()
     }
   }
 
+  game.version = (tape.playing ? tape.game_version : level.game_version);
   game.emulation = (emulate_bd ? EMU_BOULDERDASH :
 		    emulate_sb ? EMU_SOKOBAN :
 		    emulate_sp ? EMU_SUPAPLEX : EMU_NONE);
 
+  /* dynamically adjust element properties according to game engine version */
+  {
+    static int ep_slippery[] =
+    {
+      EL_BETON,
+      EL_MAUERWERK,
+      EL_MAUER_LEBT,
+      EL_MAUER_X,
+      EL_MAUER_Y,
+      EL_MAUER_XY
+    };
+    static int ep_slippery_num = sizeof(ep_slippery)/sizeof(int);
+
+    for (i=0; i<ep_slippery_num; i++)
+    {
+      if (game.version >= GAME_VERSION_2_0)
+	Elementeigenschaften1[ep_slippery[i]] |= EP_BIT_SLIPPERY;
+      else
+	Elementeigenschaften1[ep_slippery[i]] &= ~EP_BIT_SLIPPERY;
+    }
+  }
+
   if (BorderElement == EL_LEERRAUM)
   {
     SBX_Left = 0;
@@ -1173,9 +1196,13 @@ void RemoveMovingField(int x, int y)
       return;
   }
 
-  if (Feld[x][y] == EL_BLOCKED &&
-      (Store[oldx][oldy] == EL_MORAST_LEER ||
-       Store[oldx][oldy] == EL_MAGIC_WALL_EMPTY ||
+  if (Feld[x][y] == EL_BLOCKED && Feld[oldx][oldy] == EL_QUICKSAND_EMPTYING)
+  {
+    Feld[oldx][oldy] = EL_MORAST_LEER;
+    Store[oldx][oldy] = Store2[oldx][oldy] = 0;
+  }
+  else if (Feld[x][y] == EL_BLOCKED &&
+      (Store[oldx][oldy] == EL_MAGIC_WALL_EMPTY ||
        Store[oldx][oldy] == EL_MAGIC_WALL_BD_EMPTY ||
        Store[oldx][oldy] == EL_AMOEBE_NASS))
   {
@@ -2432,8 +2459,8 @@ void StartMoving(int x, int y)
       if (IS_FREE(x, y+1))
       {
 	InitMovingField(x, y, MV_DOWN);
-	Feld[x][y] = EL_FELSBROCKEN;
-	Store[x][y] = EL_MORAST_LEER;
+	Feld[x][y] = EL_QUICKSAND_EMPTYING;
+	Store[x][y] = EL_FELSBROCKEN;
       }
       else if (Feld[x][y+1] == EL_MORAST_LEER)
       {
@@ -2449,13 +2476,16 @@ void StartMoving(int x, int y)
 
 	Feld[x][y] = EL_MORAST_LEER;
 	Feld[x][y+1] = EL_MORAST_VOLL;
+	Store[x][y+1] = Store[x][y];
+	Store[x][y] = 0;
       }
     }
     else if ((element == EL_FELSBROCKEN || element == EL_BD_ROCK) &&
 	     Feld[x][y+1] == EL_MORAST_LEER)
     {
       InitMovingField(x, y, MV_DOWN);
-      Store[x][y] = EL_MORAST_VOLL;
+      Feld[x][y] = EL_QUICKSAND_FILLING;
+      Store[x][y] = element;
     }
     else if (element == EL_MAGIC_WALL_FULL)
     {
@@ -2539,12 +2569,21 @@ void StartMoving(int x, int y)
       Feld[x][y] = EL_AMOEBING;
       Store[x][y] = EL_AMOEBE_NASS;
     }
+    /* Store[x][y+1] must be zero, because:
+       (EL_MORAST_VOLL -> EL_FELSBROCKEN): Store[x][y+1] == EL_MORAST_LEER
+    */
+#if 0
 #if OLD_GAME_BEHAVIOUR
     else if (IS_SLIPPERY(Feld[x][y+1]) && !Store[x][y+1])
 #else
     else if (IS_SLIPPERY(Feld[x][y+1]) && !Store[x][y+1] &&
 	     !IS_FALLING(x, y+1) && !JustStopped[x][y+1] &&
 	     element != EL_DX_SUPABOMB)
+#endif
+#else
+    else if (IS_SLIPPERY(Feld[x][y+1]) &&
+	     !IS_FALLING(x, y+1) && !JustStopped[x][y+1] &&
+	     element != EL_DX_SUPABOMB)
 #endif
     {
       boolean left  = (x>0 && IS_FREE(x-1, y) &&
@@ -2903,7 +2942,7 @@ void ContinueMoving(int x, int y)
 
   if (element == EL_TROPFEN)
     step /= 2;
-  else if (Store[x][y] == EL_MORAST_VOLL || Store[x][y] == EL_MORAST_LEER)
+  else if (element == EL_QUICKSAND_FILLING || element == EL_QUICKSAND_EMPTYING)
     step /= 4;
   else if (CAN_FALL(element) && horiz_move &&
 	   y < lev_fieldy-1 && IS_BELT(Feld[x][y+1]))
@@ -2949,16 +2988,17 @@ void ContinueMoving(int x, int y)
       }
     }
 
-    if (Store[x][y] == EL_MORAST_VOLL)
+    if (element == EL_QUICKSAND_FILLING)
     {
+      element = Feld[newx][newy] = EL_MORAST_VOLL;
+      Store[newx][newy] = Store[x][y];
       Store[x][y] = 0;
-      Feld[newx][newy] = EL_MORAST_VOLL;
-      element = EL_MORAST_VOLL;
     }
-    else if (Store[x][y] == EL_MORAST_LEER)
+    else if (element == EL_QUICKSAND_EMPTYING)
     {
-      Store[x][y] = 0;
       Feld[x][y] = EL_MORAST_LEER;
+      element = Feld[newx][newy] = Store[x][y];
+      Store[x][y] = 0;
     }
     else if (Store[x][y] == EL_MAGIC_WALL_FULL)
     {