rnd-20030416-1-src
[rocksndiamonds.git] / src / game.c
index 9dca25854cf41ca1b13b79267f3d8323b54acaf4..338e670b5f686b818847cef68dc46279d0cbfd7e 100644 (file)
@@ -533,21 +533,15 @@ static void InitGameEngine()
     };
     static int ep_em_slippery_wall_num = SIZEOF_ARRAY_INT(ep_em_slippery_wall);
 
+    /* special EM style gems behaviour */
     for (i=0; i<ep_em_slippery_wall_num; i++)
-    {
-      if (level.em_slippery_gems)      /* special EM style gems behaviour */
-       Properties2[ep_em_slippery_wall[i]] |=
-         EP_BIT_EM_SLIPPERY_WALL;
-      else
-       Properties2[ep_em_slippery_wall[i]] &=
-         ~EP_BIT_EM_SLIPPERY_WALL;
-    }
+      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 */
-    if (level.em_slippery_gems && game.engine_version > VERSION_IDENT(2,0,1))
-      Properties2[EL_EXPANDABLE_WALL_GROWING] |= EP_BIT_EM_SLIPPERY_WALL;
-    else
-      Properties2[EL_EXPANDABLE_WALL_GROWING] &=~EP_BIT_EM_SLIPPERY_WALL;
+    SET_PROPERTY(EL_EXPANDABLE_WALL_GROWING, EP_EM_SLIPPERY_WALL,
+                (level.em_slippery_gems &&
+                 game.engine_version > VERSION_IDENT(2,0,1)));
   }
 
   /* initialize changing elements information */
@@ -658,6 +652,8 @@ void InitGame()
 
     player->is_moving = FALSE;
     player->is_waiting = FALSE;
+    player->is_digging = FALSE;
+    player->is_collecting = FALSE;
 
     player->move_delay       = game.initial_move_delay;
     player->move_delay_value = game.initial_move_delay_value;
@@ -917,7 +913,7 @@ void InitGame()
   else
   {
     DrawTextExt(drawto, DX + XX_EMERALDS, DY + YY_EMERALDS,
-               int2str(level_nr, 3), FONT_LEVEL_NUMBER, FONT_OPAQUE);
+               int2str(level_nr, 3), FONT_LEVEL_NUMBER, BLIT_OPAQUE);
     BlitBitmap(drawto, drawto,
               DX + XX_EMERALDS, DY + YY_EMERALDS + 1,
               getFontWidth(FONT_LEVEL_NUMBER) * 3,
@@ -941,7 +937,7 @@ void InitGame()
 
   OpenDoor(DOOR_OPEN_ALL);
 
-  PlaySoundStereo(SND_GAME_STARTING, SOUND_MAX_RIGHT);
+  PlaySoundStereo(SND_GAME_STARTING, SOUND_MIDDLE);
   if (setup.sound_music)
     PlayMusic(level_nr);
 
@@ -1097,20 +1093,20 @@ void GameWon()
 
   local_player->LevelSolved = FALSE;
 
-  PlaySoundStereo(SND_GAME_WINNING, SOUND_MAX_RIGHT);
+  PlaySoundStereo(SND_GAME_WINNING, SOUND_MIDDLE);
 
   if (TimeLeft)
   {
     if (!tape.playing && setup.sound_loops)
-      PlaySoundExt(SND_GAME_LEVELTIME_BONUS, SOUND_MAX_VOLUME, SOUND_MAX_RIGHT,
+      PlaySoundExt(SND_GAME_LEVELTIME_BONUS, SOUND_MAX_VOLUME, SOUND_MIDDLE,
                   SND_CTRL_PLAY_LOOP);
 
     while (TimeLeft > 0)
     {
       if (!tape.playing && !setup.sound_loops)
-       PlaySoundStereo(SND_GAME_LEVELTIME_BONUS, SOUND_MAX_RIGHT);
+       PlaySoundStereo(SND_GAME_LEVELTIME_BONUS, SOUND_MIDDLE);
       if (TimeLeft > 0 && !(TimeLeft % 10))
-       RaiseScore(level.score[SC_ZEITBONUS]);
+       RaiseScore(level.score[SC_TIME_BONUS]);
       if (TimeLeft > 100 && !(TimeLeft % 10))
        TimeLeft -= 10;
       else
@@ -1128,15 +1124,15 @@ void GameWon()
   else if (level.time == 0)            /* level without time limit */
   {
     if (!tape.playing && setup.sound_loops)
-      PlaySoundExt(SND_GAME_LEVELTIME_BONUS, SOUND_MAX_VOLUME, SOUND_MAX_RIGHT,
+      PlaySoundExt(SND_GAME_LEVELTIME_BONUS, SOUND_MAX_VOLUME, SOUND_MIDDLE,
                   SND_CTRL_PLAY_LOOP);
 
     while (TimePlayed < 999)
     {
       if (!tape.playing && !setup.sound_loops)
-       PlaySoundStereo(SND_GAME_LEVELTIME_BONUS, SOUND_MAX_RIGHT);
+       PlaySoundStereo(SND_GAME_LEVELTIME_BONUS, SOUND_MIDDLE);
       if (TimePlayed < 999 && !(TimePlayed % 10))
-       RaiseScore(level.score[SC_ZEITBONUS]);
+       RaiseScore(level.score[SC_TIME_BONUS]);
       if (TimePlayed < 900 && !(TimePlayed % 10))
        TimePlayed += 10;
       else
@@ -1382,6 +1378,7 @@ static int MovingOrBlocked2ElementIfNotLeaving(int x, int y)
 static void RemoveField(int x, int y)
 {
   Feld[x][y] = EL_EMPTY;
+  GfxElement[x][y] = EL_EMPTY;
   MovPos[x][y] = 0;
   MovDir[x][y] = 0;
   MovDelay[x][y] = 0;
@@ -1615,6 +1612,7 @@ void Explode(int ex, int ey, int phase, int mode)
       }
 
       Feld[x][y] = EL_EXPLOSION;
+      GfxElement[x][y] = EL_EMPTY;
       MovDir[x][y] = MovPos[x][y] = 0;
       AmoebaNr[x][y] = 0;
       ExplodePhase[x][y] = 1;
@@ -1686,7 +1684,7 @@ void Explode(int ex, int ey, int phase, int mode)
     int frame = getGraphicAnimationFrame(graphic, phase - delay);
 
     if (phase == delay)
-      DrawCrumbledSand(SCREENX(x), SCREENY(y));
+      DrawLevelFieldCrumbledSand(x, y);
 
     if (IS_PFORTE(Store[x][y]))
     {
@@ -2431,11 +2429,11 @@ void TurnRound(int x, int y)
 
     if (IN_LEV_FIELD(left_x, left_y) &&
        (IS_FREE_OR_PLAYER(left_x, left_y) ||
-        IS_MAMPF2(Feld[left_x][left_y])))
+        IS_FOOD_DARK_YAMYAM(Feld[left_x][left_y])))
       can_turn_left = TRUE;
     if (IN_LEV_FIELD(right_x, right_y) &&
        (IS_FREE_OR_PLAYER(right_x, right_y) ||
-        IS_MAMPF2(Feld[right_x][right_y])))
+        IS_FOOD_DARK_YAMYAM(Feld[right_x][right_y])))
       can_turn_right = TRUE;
 
     if (can_turn_left && can_turn_right)
@@ -2722,7 +2720,7 @@ void TurnRound(int x, int y)
             Feld[newx][newy] == EL_ACID ||
             (element == EL_PENGUIN &&
              (Feld[newx][newy] == EL_EXIT_OPEN ||
-              IS_MAMPF3(Feld[newx][newy])))))
+              IS_FOOD_PENGUIN(Feld[newx][newy])))))
          return;
 
        MovDir[x][y] =
@@ -2734,7 +2732,7 @@ void TurnRound(int x, int y)
             Feld[newx][newy] == EL_ACID ||
             (element == EL_PENGUIN &&
              (Feld[newx][newy] == EL_EXIT_OPEN ||
-              IS_MAMPF3(Feld[newx][newy])))))
+              IS_FOOD_PENGUIN(Feld[newx][newy])))))
          return;
 
        MovDir[x][y] = old_move_dir;
@@ -3024,8 +3022,8 @@ void StartMoving(int x, int y)
 
     if (!MovDelay[x][y])       /* start new movement phase */
     {
-      /* all objects that can change their move direction after each step */
-      /* (MAMPFER, MAMPFER2 and PACMAN go straight until they hit a wall  */
+      /* all objects that can change their move direction after each step
+        (YAMYAM, DARK_YAMYAM and PACMAN go straight until they hit a wall */
 
       if (element != EL_YAMYAM &&
          element != EL_DARK_YAMYAM &&
@@ -3141,7 +3139,7 @@ void StartMoving(int x, int y)
        Feld[x][y] = EL_EMPTY;
        DrawLevelField(x, y);
 
-       PlaySoundLevel(newx, newy, SND_CLASS_EXIT_PASSING);
+       PlaySoundLevel(newx, newy, SND_PENGUIN_PASSING);
        if (IN_SCR_FIELD(SCREENX(newx), SCREENY(newy)))
          DrawGraphicThruMask(SCREENX(newx),SCREENY(newy), el2img(element), 0);
 
@@ -3152,7 +3150,7 @@ void StartMoving(int x, int y)
 
        return;
       }
-      else if (IS_MAMPF3(Feld[newx][newy]))
+      else if (IS_FOOD_PENGUIN(Feld[newx][newy]))
       {
        if (DigField(local_player, newx, newy, 0, 0, DF_DIG) == MF_MOVING)
          DrawLevelField(newx, newy);
@@ -3247,7 +3245,7 @@ void StartMoving(int x, int y)
       PlaySoundLevel(x, y, SND_YAMYAM_DIGGING);
     }
     else if (element == EL_DARK_YAMYAM && IN_LEV_FIELD(newx, newy) &&
-            IS_MAMPF2(Feld[newx][newy]))
+            IS_FOOD_DARK_YAMYAM(Feld[newx][newy]))
     {
       if (AmoebaNr[newx][newy])
       {
@@ -3395,7 +3393,7 @@ void ContinueMoving(int x, int y)
        yy = y + xy[i][1];
 
        if (IN_LEV_FIELD(xx, yy) && Feld[xx][yy] == EL_SAND)
-         DrawLevelField(xx, yy);       /* for "DrawCrumbledSand()" */
+         DrawLevelField(xx, yy);       /* for "crumbled sand" */
       }
     }
 
@@ -4380,7 +4378,7 @@ static void ChangeActiveTrap(int x, int y)
 
   /* if new animation frame was drawn, correct crumbled sand border */
   if (IS_NEW_FRAME(GfxFrame[x][y], graphic))
-    DrawCrumbledSand(SCREENX(x), SCREENY(y));
+    DrawLevelFieldCrumbledSand(x, y);
 }
 
 static void ChangeElement(int x, int y)
@@ -4879,7 +4877,7 @@ void GameActions()
       TimeLeft--;
 
       if (TimeLeft <= 10 && setup.time_limit)
-       PlaySoundStereo(SND_GAME_RUNNING_OUT_OF_TIME, SOUND_MAX_RIGHT);
+       PlaySoundStereo(SND_GAME_RUNNING_OUT_OF_TIME, SOUND_MIDDLE);
 
       DrawText(DX_TIME, DY_TIME, int2str(TimeLeft, 3), FONT_TEXT_2);
 
@@ -5032,11 +5030,18 @@ static void CheckGravityMovement(struct PlayerInfo *player)
 
     if (field_under_player_is_free &&
        !player_is_moving_to_valid_field &&
-       !IS_TUBE(Feld[jx][jy]))
+       !IS_WALKABLE_UNDER(Feld[jx][jy]))
       player->programmed_action = MV_DOWN;
   }
 }
 
+/*
+  MoveFigureOneStep()
+  -----------------------------------------------------------------------------
+  dx, dy:              direction (non-diagonal) to try to move the player to
+  real_dx, real_dy:    direction as read from input device (can be diagonal)
+*/
+
 boolean MoveFigureOneStep(struct PlayerInfo *player,
                          int dx, int dy, int real_dx, int real_dy)
 {
@@ -5251,7 +5256,7 @@ boolean MoveFigure(struct PlayerInfo *player, int dx, int dy)
     else if (old_jx == jx && old_jy != jy)
       player->MovDir = (old_jy < jy ? MV_DOWN : MV_UP);
 
-    DrawLevelField(jx, jy);    /* for "DrawCrumbledSand()" */
+    DrawLevelField(jx, jy);    /* for "crumbled sand" */
 
     player->last_move_dir = player->MovDir;
     player->is_moving = TRUE;
@@ -5311,7 +5316,7 @@ void ScrollFigure(struct PlayerInfo *player, int mode)
 
   if (player->MovPos == 0)
   {
-    if (IS_QUICK_GATE(Feld[last_jx][last_jy]))
+    if (IS_WALKABLE_THROUGH(Feld[last_jx][last_jy]))
     {
       /* continue with normal speed after quickly moving through gate */
       HALVE_PLAYER_SPEED(player);
@@ -5652,6 +5657,25 @@ void RemoveHero(struct PlayerInfo *player)
   ExitY = ZY = jy;
 }
 
+#if 0
+/*
+  checkDiagonalPushing()
+  -----------------------------------------------------------------------------
+  check if diagonal input device direction results in pushing of object
+*/
+
+static boolean checkDiagonalPushing(int x, int y, int real_dx, int real_dy)
+{
+}
+#endif
+
+/*
+  DigField()
+  -----------------------------------------------------------------------------
+  x, y:                        field next to player (non-diagonal) to try to dig to
+  real_dx, real_dy:    direction as read from input device (can be diagonal)
+*/
+
 int DigField(struct PlayerInfo *player,
             int x, int y, int real_dx, int real_dy, int mode)
 {
@@ -5664,7 +5688,10 @@ int DigField(struct PlayerInfo *player,
   int element;
 
   if (player->MovPos == 0)
+  {
     player->is_digging = FALSE;
+    player->is_collecting = FALSE;
+  }
 
   if (player->MovPos == 0)
     player->Pushing = FALSE;
@@ -5679,7 +5706,7 @@ int DigField(struct PlayerInfo *player,
   if (IS_MOVING(x, y) || IS_PLAYER(x, y))
     return MF_NO_ACTION;
 
-  if (IS_TUBE(Feld[jx][jy]))
+  if (IS_WALKABLE_UNDER(Feld[jx][jy]))
   {
     int i = 0;
     int tube_leave_directions[][2] =
@@ -5721,11 +5748,14 @@ int DigField(struct PlayerInfo *player,
     case EL_SP_BASE:
     case EL_SP_BUGGY_BASE:
     case EL_SP_BUGGY_BASE_ACTIVATING:
+      RemoveField(x, y);
 #if 1
-      if (mode != DF_SNAP && element == EL_SAND)
-       GfxElement[x][y] = Feld[x][y];
+      if (mode != DF_SNAP && element != EL_EMPTY)
+      {
+       GfxElement[x][y] = (CAN_BE_CRUMBLED(element) ? EL_SAND : element);
+       player->is_digging = TRUE;
+      }
 #endif
-      RemoveField(x, y);
       PlaySoundLevelElementAction(x, y, element, ACTION_DIGGING);
       break;
 
@@ -5739,6 +5769,13 @@ int DigField(struct PlayerInfo *player,
     case EL_PEARL:
     case EL_CRYSTAL:
       RemoveField(x, y);
+#if 1
+      if (mode != DF_SNAP)
+      {
+       GfxElement[x][y] = element;
+       player->is_collecting = TRUE;
+      }
+#endif
       local_player->gems_still_needed -= (element == EL_DIAMOND ? 3 :
                                          element == EL_PEARL ? 5 :
                                          element == EL_CRYSTAL ? 8 : 1);
@@ -5768,7 +5805,7 @@ int DigField(struct PlayerInfo *player,
        TimeLeft += 10;
        DrawText(DX_TIME, DY_TIME, int2str(TimeLeft, 3), FONT_TEXT_2);
       }
-      PlaySoundStereo(SND_EXTRA_TIME_COLLECTING, SOUND_MAX_RIGHT);
+      PlaySoundStereo(SND_EXTRA_TIME_COLLECTING, SOUND_MIDDLE);
       break;
 
     case EL_SHIELD_NORMAL:
@@ -6087,16 +6124,16 @@ int DigField(struct PlayerInfo *player,
       break;
 
     case EL_SP_PORT_LEFT:
-    case EL_SP_GRAVITY_PORT_LEFT:
     case EL_SP_PORT_RIGHT:
-    case EL_SP_GRAVITY_PORT_RIGHT:
     case EL_SP_PORT_UP:
-    case EL_SP_GRAVITY_PORT_UP:
     case EL_SP_PORT_DOWN:
-    case EL_SP_GRAVITY_PORT_DOWN:
     case EL_SP_PORT_HORIZONTAL:
     case EL_SP_PORT_VERTICAL:
     case EL_SP_PORT_ANY:
+    case EL_SP_GRAVITY_PORT_LEFT:
+    case EL_SP_GRAVITY_PORT_RIGHT:
+    case EL_SP_GRAVITY_PORT_UP:
+    case EL_SP_GRAVITY_PORT_DOWN:
       if ((dx == -1 &&
           element != EL_SP_PORT_LEFT &&
           element != EL_SP_GRAVITY_PORT_LEFT &&
@@ -6202,7 +6239,7 @@ int DigField(struct PlayerInfo *player,
       TimeLeft += 10;
       DrawText(DX_TIME, DY_TIME, int2str(TimeLeft, 3), FONT_TEXT_2);
       DrawLevelField(x, y);
-      PlaySoundStereo(SND_TIME_ORB_FULL_COLLECTING, SOUND_MAX_RIGHT);
+      PlaySoundStereo(SND_TIME_ORB_FULL_COLLECTING, SOUND_MIDDLE);
       return MF_ACTION;
       break;
 
@@ -6368,8 +6405,8 @@ int DigField(struct PlayerInfo *player,
 
   player->push_delay = 0;
 
-  if (Feld[x][y] != element)           /* really digged something */
-    player->is_digging = TRUE;
+  if (Feld[x][y] != element)           /* really digged/collected something */
+    player->is_collecting = !player->is_digging;
 
   return MF_MOVING;
 }
@@ -6393,7 +6430,10 @@ boolean SnapField(struct PlayerInfo *player, int dx, int dy)
     player->snapped = FALSE;
 
     if (player->MovPos == 0)
+    {
       player->is_digging = FALSE;
+      player->is_collecting = FALSE;
+    }
 
     return FALSE;
   }
@@ -6411,6 +6451,8 @@ boolean SnapField(struct PlayerInfo *player, int dx, int dy)
 
   player->snapped = TRUE;
   player->is_digging = FALSE;
+  player->is_collecting = FALSE;
+
   DrawLevelField(x, y);
   BackToFront();
 
@@ -6595,22 +6637,22 @@ void RaiseScoreElement(int element)
     case EL_EMERALD_YELLOW:
     case EL_EMERALD_RED:
     case EL_EMERALD_PURPLE:
-      RaiseScore(level.score[SC_EDELSTEIN]);
+      RaiseScore(level.score[SC_EMERALD]);
       break;
     case EL_DIAMOND:
-      RaiseScore(level.score[SC_DIAMANT]);
+      RaiseScore(level.score[SC_DIAMOND]);
       break;
     case EL_BUG:
     case EL_BD_BUTTERFLY:
-      RaiseScore(level.score[SC_KAEFER]);
+      RaiseScore(level.score[SC_BUG]);
       break;
     case EL_SPACESHIP:
     case EL_BD_FIREFLY:
-      RaiseScore(level.score[SC_FLIEGER]);
+      RaiseScore(level.score[SC_SPACESHIP]);
       break;
     case EL_YAMYAM:
     case EL_DARK_YAMYAM:
-      RaiseScore(level.score[SC_MAMPFER]);
+      RaiseScore(level.score[SC_YAMYAM]);
       break;
     case EL_ROBOT:
       RaiseScore(level.score[SC_ROBOT]);
@@ -6619,16 +6661,16 @@ void RaiseScoreElement(int element)
       RaiseScore(level.score[SC_PACMAN]);
       break;
     case EL_NUT:
-      RaiseScore(level.score[SC_KOKOSNUSS]);
+      RaiseScore(level.score[SC_NUT]);
       break;
     case EL_DYNAMITE:
-      RaiseScore(level.score[SC_DYNAMIT]);
+      RaiseScore(level.score[SC_DYNAMITE]);
       break;
     case EL_KEY_1:
     case EL_KEY_2:
     case EL_KEY_3:
     case EL_KEY_4:
-      RaiseScore(level.score[SC_SCHLUESSEL]);
+      RaiseScore(level.score[SC_KEY]);
       break;
     default:
       break;