}
}
+// returns true if the element can fall
+static inline boolean el_can_fall(const int element)
+{
+ return (gd_elements[element & O_MASK].properties & P_CAN_FALL) != 0;
+}
+
// play diamond or stone sound of given element.
static void play_sound_of_element(GdCave *cave, GdElement element, int x, int y)
{
+ // check if sound should be skipped for falling elements (and only be played on impact)
+ if (el_can_fall(element) && !use_bd_falling_sounds())
+ return;
+
// stone and diamond fall sounds.
switch (element)
{
}
// returns true if the element is a player
-static inline boolean is_player(const GdCave *cave, const int x, const int y)
+boolean is_player(const GdCave *cave, const int x, const int y)
{
return (gd_elements[get(cave, x, y) & O_MASK].properties & P_PLAYER) != 0;
}
return (gd_elements[get_dir(cave, x, y, dir) & O_MASK].properties & P_CAN_BE_HAMMERED) != 0;
}
+// returns true if the element can be pushed
+boolean can_be_pushed_dir(const GdCave *cave, const int x, const int y,
+ const GdDirection dir)
+{
+ return (gd_elements[get_dir(cave, x, y, dir) & O_MASK].properties & P_PUSHABLE) != 0;
+}
+
// returns true if the element is explodable and explodes to space, for example the player
static inline boolean is_first_stage_of_explosion(const GdCave *cave, const int x, const int y)
{
static inline void store_dir_buffer(GdCave *cave, const int x, const int y, const GdDirection dir)
{
+ int old_x = x;
+ int old_y = y;
+
// raw values without range correction
int raw_x = x + gd_dx[dir];
int raw_y = y + gd_dy[dir];
int new_y = gety(cave, raw_x, raw_y);
int new_dir = (dir > GD_MV_TWICE ? dir - GD_MV_TWICE : dir);
- game_bd.game->dir_buffer[new_y][new_x] = new_dir;
+ // if tile is moving two steps at once, correct old position
+ if (dir > GD_MV_TWICE)
+ {
+ raw_x = x + gd_dx[new_dir];
+ raw_y = y + gd_dy[new_dir];
+
+ old_x = getx(cave, raw_x, raw_y);
+ old_y = gety(cave, raw_x, raw_y);
+ }
+
+ game_bd.game->dir_buffer_from[old_y][old_x] = new_dir;
+ game_bd.game->dir_buffer_to[new_y][new_x] = new_dir;
}
// store an element at the given position
gd_cave_clear_sounds(cave);
+ game_bd.player_moving = FALSE;
+ game_bd.player_snapping = FALSE;
+
// if diagonal movements not allowed,
// horizontal movements have precedence. [BROADRIBB]
if (!cave->diagonal_movements)
// if snapping anything and we have snapping explosions set.
// but these is not true for pushing.
if (remains == O_SPACE && player_fire && !push)
+ {
remains = cave->snap_element;
+ game_bd.player_snapping = TRUE;
+ }
+
if (remains != O_SPACE || player_fire)
+ {
// if any other element than space, player cannot move.
// also if pressing fire, will not move.
store_dir(cave, x, y, player_move, remains);
+ }
else
+ {
// if space remains there, the player moves.
move(cave, x, y, player_move, O_PLAYER);
+
+ game_bd.player_moving = TRUE;
+ }
}
}
break;
{
if ((amoeba_count > 0 && cave->amoeba_state == GD_AM_AWAKE) ||
(amoeba_2_count > 0 && cave->amoeba_2_state == GD_AM_AWAKE))
- play_sound_of_element(cave, O_AMOEBA, x, y);
+ play_sound_of_element(cave, O_AMOEBA, -1, -1);
}
// pneumatic hammer sound - overrides everything.