InitJoysticks();
}
+static int getBeltNrFromElement(int element)
+{
+ return (element < EL_BELT2_LEFT ? 0 :
+ element < EL_BELT3_LEFT ? 1 :
+ element < EL_BELT4_LEFT ? 2 : 3);
+}
+
+static int getBeltNrFromSwitchElement(int element)
+{
+ return (element < EL_BELT2_SWITCH_L ? 0 :
+ element < EL_BELT3_SWITCH_L ? 1 :
+ element < EL_BELT4_SWITCH_L ? 2 : 3);
+}
+
+static int getBeltDirNrFromSwitchElement(int element)
+{
+ static int belt_base_element[4] =
+ {
+ EL_BELT1_SWITCH_L,
+ EL_BELT2_SWITCH_L,
+ EL_BELT3_SWITCH_L,
+ EL_BELT4_SWITCH_L
+ };
+
+ int belt_nr = getBeltNrFromSwitchElement(element);
+ int belt_dir_nr = element - belt_base_element[belt_nr];
+
+ return (belt_dir_nr % 3);
+}
+
+static int getBeltDirFromSwitchElement(int element)
+{
+ static int belt_move_dir[3] =
+ {
+ MV_LEFT,
+ MV_NO_MOVING,
+ MV_RIGHT
+ };
+
+ int belt_dir_nr = getBeltDirNrFromSwitchElement(element);
+
+ return belt_move_dir[belt_dir_nr];
+}
+
static void InitField(int x, int y, boolean init_game)
{
switch (Feld[x][y])
Feld[x][y] = EL_EM_KEY_4;
break;
+ case EL_BELT1_SWITCH_L:
+ case EL_BELT1_SWITCH_M:
+ case EL_BELT1_SWITCH_R:
+ case EL_BELT2_SWITCH_L:
+ case EL_BELT2_SWITCH_M:
+ case EL_BELT2_SWITCH_R:
+ case EL_BELT3_SWITCH_L:
+ case EL_BELT3_SWITCH_M:
+ case EL_BELT3_SWITCH_R:
+ case EL_BELT4_SWITCH_L:
+ case EL_BELT4_SWITCH_M:
+ case EL_BELT4_SWITCH_R:
+ if (init_game)
+ {
+ int belt_nr = getBeltNrFromSwitchElement(Feld[x][y]);
+ int belt_dir = getBeltDirFromSwitchElement(Feld[x][y]);
+ int belt_dir_nr = getBeltDirNrFromSwitchElement(Feld[x][y]);
+
+ if (game.belt_dir_nr[belt_nr] == 3) /* initial value */
+ {
+ game.belt_dir[belt_nr] = belt_dir;
+ game.belt_dir_nr[belt_nr] = belt_dir_nr;
+ }
+ else /* more than one switch -- set it like the first switch */
+ {
+ Feld[x][y] = Feld[x][y] - belt_dir_nr + game.belt_dir_nr[belt_nr];
+ }
+ }
default:
break;
}
game.magic_wall_active = FALSE;
game.magic_wall_time_left = 0;
for (i=0; i<4; i++)
+ {
game.belt_dir[i] = MV_NO_MOVING;
+ game.belt_dir_nr[i] = 3; /* no moving, next switch left */
+ }
for (i=0; i<MAX_NUM_AMOEBA; i++)
AmoebaCnt[i] = AmoebaCnt2[i] = 0;
InitMovingField(x, y, left ? MV_LEFT : MV_RIGHT);
}
}
+ else if (IS_BELT(Feld[x][y+1]))
+ {
+ boolean left_is_free = (x>0 && IS_FREE(x-1, y));
+ boolean right_is_free = (x<lev_fieldx-1 && IS_FREE(x+1, y));
+ int belt_nr = getBeltNrFromElement(Feld[x][y+1]);
+ int belt_dir = game.belt_dir[belt_nr];
+
+ if ((belt_dir == MV_LEFT && left_is_free) ||
+ (belt_dir == MV_RIGHT && right_is_free))
+ InitMovingField(x, y, belt_dir);
+ }
}
else if (CAN_MOVE(element))
{
int dy = (direction == MV_UP ? -1 : direction == MV_DOWN ? +1 : 0);
int horiz_move = (dx!=0);
int newx = x + dx, newy = y + dy;
- int step = (horiz_move ? dx : dy) * TILEX/8;
+ int step = (horiz_move ? dx : dy) * TILEX / 8;
if (element == EL_TROPFEN)
- step/=2;
+ step /= 2;
else if (Store[x][y] == EL_MORAST_VOLL || Store[x][y] == EL_MORAST_LEER)
- step/=4;
+ step /= 4;
+ else if (CAN_FALL(element) && horiz_move &&
+ y < lev_fieldy-1 && IS_BELT(Feld[x][y+1]))
+ step /= 2;
+
#if OLD_GAME_BEHAVIOUR
else if (CAN_FALL(element) && horiz_move && !IS_SP_ELEMENT(element))
step*=2;
}
}
+static void DrawBeltAnimation(int x, int y, int element)
+{
+ int belt_nr = getBeltNrFromElement(element);
+ int belt_dir = game.belt_dir[belt_nr];
+
+ if (belt_dir != MV_NO_MOVING)
+ {
+ int delay = 2;
+ int mode = (belt_dir == MV_LEFT ? ANIM_NORMAL : ANIM_REVERSE);
+ int graphic = el2gfx(element) + (belt_dir == MV_LEFT ? 0 : 7);
+
+ DrawGraphicAnimation(x, y, graphic, 8, delay, mode);
+ }
+}
+
static void PlayerActions(struct PlayerInfo *player, byte player_action)
{
static byte stored_player_action[MAX_PLAYERS];
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);
+ else if (IS_BELT(element))
+ DrawBeltAnimation(x, y, element);
if (game.magic_wall_active)
{
EL_BELT3_SWITCH_L,
EL_BELT4_SWITCH_L
};
- static int belt_move_dir[3] =
+ static int belt_move_dir[4] =
{
MV_LEFT,
MV_NO_MOVING,
- MV_RIGHT
+ MV_RIGHT,
+ MV_NO_MOVING,
};
- int belt_nr = (element < EL_BELT2_SWITCH_L ? 0 :
- element < EL_BELT3_SWITCH_L ? 1 :
- element < EL_BELT4_SWITCH_L ? 2 : 3);
- int belt_dir_nr = element - belt_base_element[belt_nr];
- int belt_dir_nr_next = (belt_dir_nr + 1) % 3;
- int belt_dir_next = belt_move_dir[belt_dir_nr_next];
+ int belt_nr = getBeltNrFromSwitchElement(element);
+ int belt_dir_nr = (game.belt_dir_nr[belt_nr] + 1) % 4;
+ int belt_dir = belt_move_dir[belt_dir_nr];
int xx, yy;
if (player->Switching)
return MF_ACTION;
- game.belt_dir[belt_nr] = belt_dir_next;
+ game.belt_dir_nr[belt_nr] = belt_dir_nr;
+ game.belt_dir[belt_nr] = belt_dir;
+
+ if (belt_dir_nr == 3)
+ belt_dir_nr = 1;
+
+ player->Switching = TRUE;
for (yy=0; yy<lev_fieldy; yy++)
{
{
if (IS_BELT_SWITCH(Feld[xx][yy]))
{
- int e = Feld[xx][yy];
- int e_belt_nr = (e < EL_BELT2_SWITCH_L ? 0 :
- e < EL_BELT3_SWITCH_L ? 1 :
- e < EL_BELT4_SWITCH_L ? 2 : 3);
+ int e_belt_nr = getBeltNrFromSwitchElement(Feld[xx][yy]);
if (e_belt_nr == belt_nr)
{
- Feld[xx][yy] = belt_base_element[belt_nr] + belt_dir_nr_next;
+ Feld[xx][yy] = belt_base_element[belt_nr] + belt_dir_nr;
DrawLevelField(xx, yy);
}
}
+ else if (belt_dir == MV_NO_MOVING && IS_BELT(Feld[xx][yy]))
+ {
+ int e_belt_nr = getBeltNrFromElement(Feld[xx][yy]);
+
+ if (e_belt_nr == belt_nr)
+ DrawLevelField(xx, yy); /* set belt to parking position */
+ }
}
}
- player->Switching = TRUE;
-
return MF_ACTION;
}
break;