rnd-19990109-1

[rocksndiamonds.git] / src / game.c

diff --git a/src/game.c b/src/game.c
index 0bd65fdb476fe8b3c45d4b186275e070c661c44a..4514b646f2ca304e1f51546cab27cd22dcf5a6dc 100644 (file)
--- a/src/game.c
+++ b/src/game.c
@@ -535,15 +535,40 @@ void InitGame()
                    emulate_sb ? EMU_SOKOBAN :
                    emulate_sp ? EMU_SUPAPLEX : EMU_NONE);
 
-  scroll_x = scroll_y = -1;
-  if (local_player->jx >= MIDPOSX-1)
-    scroll_x = (local_player->jx <= lev_fieldx-MIDPOSX ?
+  /* determine border element for this level */
+  SetBorderElement();
+
+  if (BorderElement == EL_LEERRAUM)
+  {
+    SBX_Left = 0;
+    SBX_Right = lev_fieldx - SCR_FIELDX;
+    SBY_Upper = 0;
+    SBY_Lower = lev_fieldy - SCR_FIELDY;
+  }
+  else
+  {
+    SBX_Left = -1;
+    SBX_Right = lev_fieldx - SCR_FIELDX + 1;
+    SBY_Upper = -1;
+    SBY_Lower = lev_fieldy - SCR_FIELDY + 1;
+  }
+
+  if (lev_fieldx < SCR_FIELDX)
+    SBX_Left = SBX_Right = -1 * (SCR_FIELDX - lev_fieldx) / 2;
+
+  if (lev_fieldy < SCR_FIELDY)
+    SBY_Upper = SBY_Lower = -1 * (SCR_FIELDY - lev_fieldy) / 2;
+
+  scroll_x = SBX_Left;
+  scroll_y = SBY_Upper;
+  if (local_player->jx >= SBX_Left + MIDPOSX)
+    scroll_x = (local_player->jx <= SBX_Right + MIDPOSX ?
                local_player->jx - MIDPOSX :
-               lev_fieldx - SCR_FIELDX + 1);
-  if (local_player->jy >= MIDPOSY-1)
-    scroll_y = (local_player->jy <= lev_fieldy-MIDPOSY ?
+               SBX_Right);
+  if (local_player->jy >= SBY_Upper + MIDPOSY)
+    scroll_y = (local_player->jy <= SBY_Lower + MIDPOSY ?
                local_player->jy - MIDPOSY :
-               lev_fieldy - SCR_FIELDY + 1);
+               SBY_Lower);
 
   CloseDoor(DOOR_CLOSE_1);
 
@@ -582,7 +607,7 @@ void InitGame()
            DOOR_GFX_PAGEX1 + GAME_CONTROL_XPOS,
            DOOR_GFX_PAGEY1 + GAME_CONTROL_YPOS);
 
-  OpenDoor(DOOR_OPEN_1);
+  OpenDoor(DOOR_OPEN_ALL);
 
   if (setup.sound_music)
     PlaySoundLoop(background_loop[level_nr % num_bg_loops]);
@@ -1051,7 +1076,7 @@ void Explode(int ex, int ey, int phase, int mode)
        RemoveMovingField(x, y);
       }
 
-      if (!IN_LEV_FIELD(x, y) || IS_MASSIV(element) || element == EL_BURNING)
+      if (!IN_LEV_FIELD(x, y) || IS_MASSIVE(element) || element == EL_BURNING)
        continue;
 
       if ((mode!=EX_NORMAL || center_element == EL_AMOEBA2DIAM) &&
@@ -1214,7 +1239,7 @@ void DynaExplode(int ex, int ey)
       int y = ey+j*xy[i%4][1];
       int element;
 
-      if (!IN_LEV_FIELD(x, y) || IS_MASSIV(Feld[x][y]))
+      if (!IN_LEV_FIELD(x, y) || IS_MASSIVE(Feld[x][y]))
        break;
 
       element = Feld[x][y];
@@ -3871,13 +3896,13 @@ boolean MoveFigure(struct PlayerInfo *player, int dx, int dy)
     {
       if (jx != old_jx)                /* player has moved horizontally */
       {
-       if ((player->MovDir == MV_LEFT && scroll_x > jx-MIDPOSX+offset) ||
-           (player->MovDir == MV_RIGHT && scroll_x < jx-MIDPOSX-offset))
+       if ((player->MovDir == MV_LEFT && scroll_x > jx - MIDPOSX + offset) ||
+           (player->MovDir == MV_RIGHT && scroll_x < jx - MIDPOSX - offset))
          scroll_x = jx-MIDPOSX + (scroll_x < jx-MIDPOSX ? -offset : +offset);
 
        /* don't scroll over playfield boundaries */
-       if (scroll_x < -1 || scroll_x > lev_fieldx - SCR_FIELDX + 1)
-         scroll_x = (scroll_x < -1 ? -1 : lev_fieldx - SCR_FIELDX + 1);
+       if (scroll_x < SBX_Left || scroll_x > SBX_Right)
+         scroll_x = (scroll_x < SBX_Left ? SBX_Left : SBX_Right);
 
        /* don't scroll more than one field at a time */
        scroll_x = old_scroll_x + SIGN(scroll_x - old_scroll_x);
@@ -3889,13 +3914,13 @@ boolean MoveFigure(struct PlayerInfo *player, int dx, int dy)
       }
       else                     /* player has moved vertically */
       {
-       if ((player->MovDir == MV_UP && scroll_y > jy-MIDPOSY+offset) ||
-           (player->MovDir == MV_DOWN && scroll_y < jy-MIDPOSY-offset))
+       if ((player->MovDir == MV_UP && scroll_y > jy - MIDPOSY + offset) ||
+           (player->MovDir == MV_DOWN && scroll_y < jy - MIDPOSY - offset))
          scroll_y = jy-MIDPOSY + (scroll_y < jy-MIDPOSY ? -offset : +offset);
 
        /* don't scroll over playfield boundaries */
-       if (scroll_y < -1 || scroll_y > lev_fieldy - SCR_FIELDY + 1)
-         scroll_y = (scroll_y < -1 ? -1 : lev_fieldy - SCR_FIELDY + 1);
+       if (scroll_y < SBY_Upper || scroll_y > SBY_Lower)
+         scroll_y = (scroll_y < SBY_Upper ? SBY_Upper : SBY_Lower);
 
        /* don't scroll more than one field at a time */
        scroll_y = old_scroll_y + SIGN(scroll_y - old_scroll_y);