InitGameModeMusicInfo(); /* game mode music mapping */
}
+static int get_special_property_bit(int element, int property_bit_nr)
+{
+ struct PropertyBitInfo
+ {
+ int element;
+ int bit_nr;
+ };
+
+ static struct PropertyBitInfo pb_can_move_into_acid[] =
+ {
+ /* the player may be able fall into acid when gravity is activated */
+ { EL_PLAYER_1, 0 },
+ { EL_PLAYER_2, 0 },
+ { EL_PLAYER_3, 0 },
+ { EL_PLAYER_4, 0 },
+ { EL_SP_MURPHY, 0 },
+
+ /* all element that can move may be able to also move into acid */
+ { EL_BUG, 1 },
+ { EL_BUG_LEFT, 1 },
+ { EL_BUG_RIGHT, 1 },
+ { EL_BUG_UP, 1 },
+ { EL_BUG_DOWN, 1 },
+ { EL_SPACESHIP, 2 },
+ { EL_SPACESHIP_LEFT, 2 },
+ { EL_SPACESHIP_RIGHT, 2 },
+ { EL_SPACESHIP_UP, 2 },
+ { EL_SPACESHIP_DOWN, 2 },
+ { EL_BD_BUTTERFLY, 3 },
+ { EL_BD_BUTTERFLY_LEFT, 3 },
+ { EL_BD_BUTTERFLY_RIGHT, 3 },
+ { EL_BD_BUTTERFLY_UP, 3 },
+ { EL_BD_BUTTERFLY_DOWN, 3 },
+ { EL_BD_FIREFLY, 4 },
+ { EL_BD_FIREFLY_LEFT, 4 },
+ { EL_BD_FIREFLY_RIGHT, 4 },
+ { EL_BD_FIREFLY_UP, 4 },
+ { EL_BD_FIREFLY_DOWN, 4 },
+ { EL_YAMYAM, 5 },
+ { EL_DARK_YAMYAM, 6 },
+ { EL_ROBOT, 7 },
+ { EL_PACMAN, 8 },
+ { EL_PACMAN_LEFT, 8 },
+ { EL_PACMAN_RIGHT, 8 },
+ { EL_PACMAN_UP, 8 },
+ { EL_PACMAN_DOWN, 8 },
+ { EL_MOLE, 9 },
+ { EL_MOLE_LEFT, 9 },
+ { EL_MOLE_RIGHT, 9 },
+ { EL_MOLE_UP, 9 },
+ { EL_MOLE_DOWN, 9 },
+ { EL_PENGUIN, 10 },
+ { EL_PIG, 11 },
+ { EL_DRAGON, 12 },
+ { EL_SATELLITE, 13 },
+ { EL_SP_SNIKSNAK, 14 },
+ { EL_SP_ELECTRON, 15 },
+ { EL_BALLOON, 16 },
+ { EL_SPRING, 17 },
+
+ { -1, -1 },
+ };
+
+ static struct PropertyBitInfo pb_dont_collide_with[] =
+ {
+ { EL_SP_SNIKSNAK, 0 },
+ { EL_SP_ELECTRON, 1 },
+
+ { -1, -1 },
+ };
+
+ static struct
+ {
+ int bit_nr;
+ struct PropertyBitInfo *pb_info;
+ } pb_definition[] =
+ {
+ { EP_CAN_MOVE_INTO_ACID, pb_can_move_into_acid },
+ { EP_DONT_COLLIDE_WITH, pb_dont_collide_with },
+
+ { -1, NULL },
+ };
+
+ struct PropertyBitInfo *pb_info = NULL;
+ int i;
+
+ for (i = 0; pb_definition[i].bit_nr != -1; i++)
+ if (pb_definition[i].bit_nr == property_bit_nr)
+ pb_info = pb_definition[i].pb_info;
+
+ if (pb_info == NULL)
+ return -1;
+
+ for (i = 0; pb_info[i].element != -1; i++)
+ if (pb_info[i].element == element)
+ return pb_info[i].bit_nr;
+
+ return -1;
+}
+
+#if 1
+void setBitfieldProperty(int *bitfield, int property_bit_nr, int element,
+ boolean property_value)
+{
+ int bit_nr = get_special_property_bit(element, property_bit_nr);
+
+ if (bit_nr > -1)
+ {
+ if (property_value)
+ *bitfield |= (1 << bit_nr);
+ else
+ *bitfield &= ~(1 << bit_nr);
+ }
+}
+
+boolean getBitfieldProperty(int *bitfield, int property_bit_nr, int element)
+{
+ int bit_nr = get_special_property_bit(element, property_bit_nr);
+
+ if (bit_nr > -1)
+ return ((*bitfield & (1 << bit_nr)) != 0);
+
+ return FALSE;
+}
+
+#else
+
+void setMoveIntoAcidProperty(struct LevelInfo *level, int element, boolean set)
+{
+ int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
+
+ if (bit_nr > -1)
+ {
+ level->can_move_into_acid_bits &= ~(1 << bit_nr);
+
+ if (set)
+ level->can_move_into_acid_bits |= (1 << bit_nr);
+ }
+}
+
+boolean getMoveIntoAcidProperty(struct LevelInfo *level, int element)
+{
+ int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
+
+ if (bit_nr > -1)
+ return ((level->can_move_into_acid_bits & (1 << bit_nr)) != 0);
+
+ return FALSE;
+}
+#endif
+
void InitElementPropertiesStatic()
{
static int ep_diggable[] =
static int ep_can_move[] =
{
+ /* same elements as in 'pb_can_move_into_acid' */
EL_BUG,
EL_SPACESHIP,
EL_BD_BUTTERFLY,
-1
};
- static int ep_can_explode_dyna[] =
+ static int ep_can_explode_cross[] =
{
-1
};
-1
};
+ static int ep_can_turn_each_move[] =
+ {
+ /* !!! do something !!! */
+ -1
+ };
+
static int ep_active_bomb[] =
{
EL_DYNAMITE_ACTIVE,
{ ep_droppable, EP_DROPPABLE },
{ ep_can_explode_1x1, EP_CAN_EXPLODE_1X1 },
{ ep_pushable, EP_PUSHABLE },
- { ep_can_explode_dyna, EP_CAN_EXPLODE_DYNA },
+ { ep_can_explode_cross, EP_CAN_EXPLODE_CROSS },
{ ep_protected, EP_PROTECTED },
{ ep_player, EP_PLAYER },
{ ep_amoeboid, EP_AMOEBOID },
{ ep_amoebalive, EP_AMOEBALIVE },
{ ep_has_content, EP_HAS_CONTENT },
+ { ep_can_turn_each_move, EP_CAN_TURN_EACH_MOVE },
{ ep_active_bomb, EP_ACTIVE_BOMB },
{ ep_inactive, EP_INACTIVE },
EL_PACMAN_LEFT, EL_PACMAN_RIGHT,
EL_PACMAN_UP, EL_PACMAN_DOWN
},
-#if 1
{
EL_MOLE,
EL_MOLE_LEFT, EL_MOLE_RIGHT,
EL_MOLE_UP, EL_MOLE_DOWN
},
-#endif
{
-1,
-1, -1, -1, -1
InitElementPropertiesStatic();
#endif
+ /* important: after initialization in InitElementPropertiesStatic(), the
+ elements are not again initialized to a default value; therefore all
+ changes have to make sure that they leave the element with a defined
+ property (which means that conditional property changes must be set to
+ a reliable default value before) */
+
/* set all special, combined or engine dependent element properties */
for (i = 0; i < MAX_NUM_ELEMENTS; i++)
{
#endif
/* ---------- INACTIVE ------------------------------------------------- */
- if (i >= EL_CHAR_START && i <= EL_CHAR_END)
- SET_PROPERTY(i, EP_INACTIVE, TRUE);
+ SET_PROPERTY(i, EP_INACTIVE, (i >= EL_CHAR_START && i <= EL_CHAR_END));
/* ---------- WALKABLE, PASSABLE, ACCESSIBLE --------------------------- */
SET_PROPERTY(i, EP_WALKABLE, (IS_WALKABLE_OVER(i) ||
!IS_DIGGABLE(i) &&
!IS_COLLECTIBLE(i)));
+#if 1
/* ---------- PROTECTED ------------------------------------------------ */
if (IS_ACCESSIBLE_INSIDE(i))
SET_PROPERTY(i, EP_PROTECTED, TRUE);
+#endif
/* ---------- DRAGONFIRE_PROOF ----------------------------------------- */
if (IS_CUSTOM_ELEMENT(i))
{
+ /* these are additional properties which are initially false when set */
+
/* ---------- DONT_COLLIDE_WITH / DONT_RUN_INTO ---------------------- */
if (DONT_TOUCH(i))
SET_PROPERTY(i, EP_DONT_COLLIDE_WITH, TRUE);
/* ---------- CAN_EXPLODE_3X3 ------------------------------------------ */
SET_PROPERTY(i, EP_CAN_EXPLODE_3X3, (CAN_EXPLODE(i) &&
!CAN_EXPLODE_1X1(i) &&
- !CAN_EXPLODE_DYNA(i)));
+ !CAN_EXPLODE_CROSS(i)));
/* ---------- CAN_EXPLODE_BY_DRAGONFIRE -------------------------------- */
SET_PROPERTY(i, EP_CAN_EXPLODE_BY_DRAGONFIRE, CAN_EXPLODE_BY_FIRE(i));
i == EL_BLACK_ORB));
/* ---------- COULD_MOVE_INTO_ACID ------------------------------------- */
- SET_PROPERTY(i, EP_COULD_MOVE_INTO_ACID, (CAN_MOVE(i) && i != EL_SPRING));
+ SET_PROPERTY(i, EP_COULD_MOVE_INTO_ACID, (ELEM_IS_PLAYER(i) ||
+ CAN_MOVE(i) ||
+ IS_CUSTOM_ELEMENT(i)));
+
+ /* ---------- MAYBE_DONT_COLLIDE_WITH ---------------------------------- */
+ SET_PROPERTY(i, EP_MAYBE_DONT_COLLIDE_WITH, (i == EL_SP_SNIKSNAK ||
+ i == EL_SP_ELECTRON));
+
+ /* ---------- CAN_MOVE_INTO_ACID --------------------------------------- */
+ if (COULD_MOVE_INTO_ACID(i) && !IS_CUSTOM_ELEMENT(i))
+ SET_PROPERTY(i, EP_CAN_MOVE_INTO_ACID,
+ getMoveIntoAcidProperty(&level, i));
+
+ /* ---------- DONT_COLLIDE_WITH ---------------------------------------- */
+ if (MAYBE_DONT_COLLIDE_WITH(i))
+ SET_PROPERTY(i, EP_DONT_COLLIDE_WITH,
+ getDontCollideWithProperty(&level, i));
/* ---------- SP_PORT -------------------------------------------------- */
SET_PROPERTY(i, EP_SP_PORT, (IS_SP_ELEMENT(i) &&
printf("::: %d, %d, %d -> %d\n",
CAN_EXPLODE_1X1(i),
CAN_EXPLODE_3X3(i),
- CAN_EXPLODE_DYNA(i),
+ CAN_EXPLODE_CROSS(i),
CAN_EXPLODE(i));
#endif
}
/* set some other uninitialized values of custom elements in older levels */
- if (engine_version < VERSION_IDENT(3,0,9,0))
+ if (engine_version < VERSION_IDENT(3,1,0,0))
{
for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
{
element_info[element].access_direction = MV_ALL_DIRECTIONS;
- element_info[element].explosion_delay = 18;
+ element_info[element].explosion_delay = 17;
element_info[element].ignition_delay = 8;
}
}
+
+#if 0
+ /* set element properties that were handled incorrectly in older levels */
+ if (engine_version < VERSION_IDENT(3,1,0,0))
+ {
+ SET_PROPERTY(EL_SP_SNIKSNAK, EP_DONT_COLLIDE_WITH, FALSE);
+ SET_PROPERTY(EL_SP_ELECTRON, EP_DONT_COLLIDE_WITH, FALSE);
+ }
+#endif
+
#endif
/* this is needed because some graphics depend on element properties */
InitElementGraphicInfo();
}
-int get_special_property_bit(int element, int base_property_bit)
-{
- static struct
- {
- int element;
- int bit_nr;
- } pb_can_move_into_acid[] =
- {
- { EL_BUG, 0 },
- { EL_BUG_LEFT, 0 },
- { EL_BUG_RIGHT, 0 },
- { EL_BUG_UP, 0 },
- { EL_BUG_DOWN, 0 },
- { EL_SPACESHIP, 0 },
- { EL_SPACESHIP_LEFT, 0 },
- { EL_SPACESHIP_RIGHT, 0 },
- { EL_SPACESHIP_UP, 0 },
- { EL_SPACESHIP_DOWN, 0 },
- { EL_BD_BUTTERFLY, 1 },
- { EL_BD_BUTTERFLY_LEFT, 1 },
- { EL_BD_BUTTERFLY_RIGHT, 1 },
- { EL_BD_BUTTERFLY_UP, 1 },
- { EL_BD_BUTTERFLY_DOWN, 1 },
- { EL_BD_FIREFLY, 1 },
- { EL_BD_FIREFLY_LEFT, 1 },
- { EL_BD_FIREFLY_RIGHT, 1 },
- { EL_BD_FIREFLY_UP, 1 },
- { EL_BD_FIREFLY_DOWN, 1 },
- { EL_YAMYAM, 2 },
- { EL_DARK_YAMYAM, 2 },
- { EL_ROBOT, 3 },
- { EL_PACMAN, 4 },
- { EL_PACMAN_LEFT, 4 },
- { EL_PACMAN_RIGHT, 4 },
- { EL_PACMAN_UP, 4 },
- { EL_PACMAN_DOWN, 4 },
- { EL_MOLE, 4 },
- { EL_MOLE_LEFT, 4 },
- { EL_MOLE_RIGHT, 4 },
- { EL_MOLE_UP, 4 },
- { EL_MOLE_DOWN, 4 },
- { EL_PENGUIN, 5 },
- { EL_PIG, 6 },
- { EL_DRAGON, 6 },
- { EL_SATELLITE, 7 },
- { EL_SP_SNIKSNAK, 8 },
- { EL_SP_ELECTRON, 8 },
- { EL_BALLOON, 9 },
-
- { -1, 0 },
- };
- int i;
-
- if (base_property_bit != EP_CAN_MOVE_INTO_ACID)
- return -1;
-
- for (i = 0; pb_can_move_into_acid[i].element != -1; i++)
- if (pb_can_move_into_acid[i].element == element)
- return pb_can_move_into_acid[i].bit_nr;
-
- return -1;
-}
-
static void InitGlobal()
{
global.autoplay_leveldir = NULL;