return (element_new != EL_EMPTY ? element_new : element_old);
}
-static int getMinimalConnectedTube(int x, int y)
+static int getOpenDirectionFromBelt(int element)
+{
+ int belt_dir = getBeltDirFromBeltElement(element);
+
+ return (belt_dir == MV_LEFT ? MV_RIGHT :
+ belt_dir == MV_RIGHT ? MV_LEFT :
+ belt_dir == MV_NONE ? MV_HORIZONTAL : belt_dir);
+}
+
+static int getBeltFromNrAndOpenDirection(int nr, int direction)
+{
+ int belt_dir = (direction == MV_LEFT ? MV_RIGHT :
+ direction == MV_RIGHT ? MV_LEFT :
+ direction == MV_HORIZONTAL ? MV_NONE : direction);
+
+ return getBeltElementFromBeltNrAndBeltDir(nr, belt_dir);
+}
+
+static int getClosedTube(int x, int y)
{
static int xy[4][2] =
{
return getTubeFromDirectionNotEmpty(tube_direction_new, element_old);
}
+static int getClosedBelt(int x, int y)
+{
+ static int xy[2][2] =
+ {
+ { -1, 0 },
+ { +1, 0 },
+ };
+ int element_old = IntelliDrawBuffer[x][y];
+ int belt_nr = getBeltNrFromBeltElement(element_old);
+ int belt_direction_old = getOpenDirectionFromBelt(element_old);
+ int belt_direction_new = MV_NONE;
+ int i;
+
+ for (i = 0; i < 2; i++)
+ {
+ int xx = x + xy[i][0];
+ int yy = y + xy[i][1];
+ int dir = MV_DIR_FROM_BIT(i);
+ int dir_opposite = MV_DIR_OPPOSITE(dir);
+
+ if (IN_LEV_FIELD(xx, yy) && IS_BELT(IntelliDrawBuffer[xx][yy]) &&
+ (belt_direction_old & dir) &&
+ (getOpenDirectionFromBelt(IntelliDrawBuffer[xx][yy]) & dir_opposite))
+ belt_direction_new |= dir;
+ }
+
+ return getBeltFromNrAndOpenDirection(belt_nr, belt_direction_new);
+}
+
static void SetElementSimple(int x, int y, int element, boolean change_level)
{
if (change_level)
};
boolean last_element_is_neighbour = FALSE;
int last_element_new;
- int tube_direction = MV_NONE;
+ int direction = MV_NONE;
int i;
/* if existing element is tube, keep all existing tube directions */
if (IS_TUBE(old_element))
- tube_direction |= getDirectionFromTube(old_element);
+ direction |= getDirectionFromTube(old_element);
for (i = 0; i < NUM_DIRECTIONS; i++)
{
last_element_new = getTubeFromDirection(last_direction_new);
last_element_is_neighbour = TRUE;
- tube_direction |= dir;
+ direction |= dir;
}
}
- new_element = getTubeFromDirectionNotEmpty(tube_direction, new_element);
+ new_element = getTubeFromDirectionNotEmpty(direction, new_element);
/* reduce connections of neighbour tube elements to minimal connections */
if (last_element_is_neighbour)
SetElementSimple(last_x, last_y, last_element_new, change_level);
/* remove all open tube connections of neighbour tube elements */
- new_element = getMinimalConnectedTube(x, y);
- last_element_new = getMinimalConnectedTube(last_x, last_y);
+ new_element = getClosedTube(x, y);
+ last_element_new = getClosedTube(last_x, last_y);
/* set neighbour tube elements to new, minimized tube connections */
SetElementSimple(x, y, new_element, change_level);
SetElementSimple(last_x, last_y, last_element_new, change_level);
}
}
+ else if (IS_ACID_POOL(new_element))
+ {
+ int last_element_new = EL_UNDEFINED;
+
+ if (IS_ACID_POOL(old_element))
+ {
+ new_element = old_element;
+ }
+
+ if (last_x == x - 1 && last_y == y && IN_LEV_FIELD(last_x, last_y) &&
+ IS_ACID_POOL(IntelliDrawBuffer[last_x][last_y]))
+ {
+ if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_TOPLEFT)
+ {
+ new_element = EL_ACID_POOL_TOPRIGHT;
+ }
+ else if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_TOPRIGHT)
+ {
+ last_element_new = EL_ACID;
+ new_element = EL_ACID_POOL_TOPRIGHT;
+ }
+ else if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_BOTTOMLEFT)
+ {
+ new_element = EL_ACID_POOL_BOTTOMRIGHT;
+ }
+ else if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_BOTTOMRIGHT)
+ {
+ last_element_new = EL_ACID_POOL_BOTTOM;
+ new_element = EL_ACID_POOL_BOTTOMRIGHT;
+ }
+ }
+ else if (last_x == x + 1 && last_y == y && IN_LEV_FIELD(last_x, last_y) &&
+ IS_ACID_POOL(IntelliDrawBuffer[last_x][last_y]))
+ {
+ if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_TOPLEFT)
+ {
+ last_element_new = EL_ACID;
+ new_element = EL_ACID_POOL_TOPLEFT;
+ }
+ else if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_TOPRIGHT)
+ {
+ new_element = EL_ACID_POOL_TOPLEFT;
+ }
+ else if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_BOTTOMLEFT)
+ {
+ last_element_new = EL_ACID_POOL_BOTTOM;
+ new_element = EL_ACID_POOL_BOTTOMLEFT;
+ }
+ else if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_BOTTOMRIGHT)
+ {
+ new_element = EL_ACID_POOL_BOTTOMLEFT;
+ }
+ }
+ else if (last_x == x && last_y == y - 1 && IN_LEV_FIELD(last_x, last_y) &&
+ IS_ACID_POOL(IntelliDrawBuffer[last_x][last_y]))
+ {
+ if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_TOPLEFT)
+ {
+ new_element = EL_ACID_POOL_BOTTOMLEFT;
+ }
+ else if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_TOPRIGHT)
+ {
+ new_element = EL_ACID_POOL_BOTTOMRIGHT;
+ }
+ else if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_BOTTOMLEFT)
+ {
+ last_element_new = EL_ACID_POOL_TOPLEFT;
+ new_element = EL_ACID_POOL_BOTTOMLEFT;
+ }
+ else if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_BOTTOMRIGHT)
+ {
+ last_element_new = EL_ACID_POOL_TOPRIGHT;
+ new_element = EL_ACID_POOL_BOTTOMRIGHT;
+ }
+ else
+ {
+ last_element_new = EL_ACID;
+ new_element = EL_ACID_POOL_BOTTOM;
+ }
+ }
+ else if (last_x == x && last_y == y + 1 && IN_LEV_FIELD(last_x, last_y) &&
+ IS_ACID_POOL(IntelliDrawBuffer[last_x][last_y]))
+ {
+ if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_TOPLEFT)
+ {
+ new_element = EL_ACID_POOL_TOPLEFT;
+ }
+ else if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_TOPRIGHT)
+ {
+ new_element = EL_ACID_POOL_TOPRIGHT;
+ }
+ else if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_BOTTOMLEFT)
+ {
+ new_element = EL_ACID_POOL_TOPLEFT;
+ }
+ else if (IntelliDrawBuffer[last_x][last_y] == EL_ACID_POOL_BOTTOMRIGHT)
+ {
+ new_element = EL_ACID_POOL_TOPRIGHT;
+ }
+ else
+ {
+ last_element_new = EL_ACID;
+ new_element = EL_ACID;
+ }
+ }
+
+ if (last_element_new != EL_UNDEFINED)
+ SetElementSimple(last_x, last_y, last_element_new, change_level);
+ }
+ else if (IS_BELT(new_element))
+ {
+ int last_element_new = EL_UNDEFINED;
+ int belt_nr = getBeltNrFromBeltElement(new_element);
+ int belt_left = getBeltElementFromBeltNrAndBeltDir(belt_nr, MV_LEFT);
+ int belt_none = getBeltElementFromBeltNrAndBeltDir(belt_nr, MV_NONE);
+ int belt_right = getBeltElementFromBeltNrAndBeltDir(belt_nr, MV_RIGHT);
+ boolean last_element_is_neighbour = FALSE;
+
+ if (IS_BELT(old_element))
+ {
+ new_element = old_element;
+ }
+
+ if (last_x == x - 1 && last_y == y && IN_LEV_FIELD(last_x, last_y) &&
+ IS_BELT(IntelliDrawBuffer[last_x][last_y]))
+ {
+ last_element_new = IntelliDrawBuffer[last_x][last_y];
+
+ if (IntelliDrawBuffer[last_x][last_y] == belt_left)
+ {
+ new_element = belt_right;
+ }
+ else if (IntelliDrawBuffer[last_x][last_y] == belt_right)
+ {
+ last_element_new = belt_none;
+ new_element = belt_right;
+ }
+
+ last_element_is_neighbour = TRUE;
+ }
+ else if (last_x == x + 1 && last_y == y && IN_LEV_FIELD(last_x, last_y) &&
+ IS_BELT(IntelliDrawBuffer[last_x][last_y]))
+ {
+ last_element_new = IntelliDrawBuffer[last_x][last_y];
+
+ if (IntelliDrawBuffer[last_x][last_y] == belt_left)
+ {
+ last_element_new = belt_none;
+ new_element = belt_left;
+ }
+ else if (IntelliDrawBuffer[last_x][last_y] == belt_right)
+ {
+ new_element = belt_left;
+ }
+
+ last_element_is_neighbour = TRUE;
+ }
+
+ if (last_element_new != EL_UNDEFINED)
+ SetElementSimple(last_x, last_y, last_element_new, change_level);
+
+ /* reduce connections of neighbour belt elements to minimal connections */
+ if (last_element_is_neighbour)
+ {
+ /* set neighbour belt elements to newly determined belt connections */
+ SetElementSimple(x, y, new_element, change_level);
+ SetElementSimple(last_x, last_y, last_element_new, change_level);
+
+ /* remove all open belt connections of neighbour belt elements */
+ new_element = getClosedBelt(x, y);
+ last_element_new = getClosedBelt(last_x, last_y);
+
+ /* set neighbour belt elements to new, minimized belt connections */
+ SetElementSimple(x, y, new_element, change_level);
+ SetElementSimple(last_x, last_y, last_element_new, change_level);
+ }
+ }
+ else if (new_element == EL_EMC_WALL_1 ||
+ new_element == EL_EMC_WALL_2 ||
+ new_element == EL_EMC_WALL_3)
+ {
+ int last_element_new = EL_UNDEFINED;
+
+ if (last_x == x && last_y == y - 1 && IN_LEV_FIELD(last_x, last_y) &&
+ (IntelliDrawBuffer[last_x][last_y] == EL_EMC_WALL_1 ||
+ IntelliDrawBuffer[last_x][last_y] == EL_EMC_WALL_2 ||
+ IntelliDrawBuffer[last_x][last_y] == EL_EMC_WALL_3))
+ {
+ if (IN_LEV_FIELD(last_x, last_y - 1))
+ {
+ if (IntelliDrawBuffer[last_x][last_y - 1] != EL_EMC_WALL_1 &&
+ IntelliDrawBuffer[last_x][last_y - 1] != EL_EMC_WALL_2)
+ last_element_new = EL_EMC_WALL_1;
+ else if (IntelliDrawBuffer[last_x][last_y - 1] == EL_EMC_WALL_1 ||
+ IntelliDrawBuffer[last_x][last_y - 1] == EL_EMC_WALL_2)
+ last_element_new = EL_EMC_WALL_2;
+ }
+
+ new_element = EL_EMC_WALL_3;
+ }
+ else if (last_x == x && last_y == y + 1 && IN_LEV_FIELD(last_x, last_y) &&
+ (IntelliDrawBuffer[last_x][last_y] == EL_EMC_WALL_1 ||
+ IntelliDrawBuffer[last_x][last_y] == EL_EMC_WALL_2 ||
+ IntelliDrawBuffer[last_x][last_y] == EL_EMC_WALL_3))
+ {
+ if (IN_LEV_FIELD(last_x, last_y + 1))
+ {
+ if (IntelliDrawBuffer[last_x][last_y + 1] != EL_EMC_WALL_2 &&
+ IntelliDrawBuffer[last_x][last_y + 1] != EL_EMC_WALL_3)
+ last_element_new = EL_EMC_WALL_3;
+ else if (IntelliDrawBuffer[last_x][last_y + 1] == EL_EMC_WALL_2 ||
+ IntelliDrawBuffer[last_x][last_y + 1] == EL_EMC_WALL_3)
+ last_element_new = EL_EMC_WALL_2;
+ }
+
+ new_element = EL_EMC_WALL_1;
+ }
+
+ if (last_element_new != EL_UNDEFINED)
+ SetElementSimple(last_x, last_y, last_element_new, change_level);
+ }
SetElementSimple(x, y, new_element, change_level);
#define EP_BELT_ACTIVE 47
#define EP_BELT_SWITCH 48
#define EP_TUBE 49
-#define EP_KEYGATE 50
-#define EP_AMOEBOID 51
-#define EP_AMOEBALIVE 52
-#define EP_HAS_EDITOR_CONTENT 53
-#define EP_CAN_TURN_EACH_MOVE 54
-#define EP_CAN_GROW 55
-#define EP_ACTIVE_BOMB 56
-#define EP_INACTIVE 57
+#define EP_ACID_POOL 50
+#define EP_KEYGATE 51
+#define EP_AMOEBOID 52
+#define EP_AMOEBALIVE 53
+#define EP_HAS_EDITOR_CONTENT 54
+#define EP_CAN_TURN_EACH_MOVE 55
+#define EP_CAN_GROW 56
+#define EP_ACTIVE_BOMB 57
+#define EP_INACTIVE 58
/* values for special configurable properties (depending on level settings) */
-#define EP_EM_SLIPPERY_WALL 58
+#define EP_EM_SLIPPERY_WALL 59
/* values for special graphics properties (no effect on game engine) */
-#define EP_GFX_CRUMBLED 59
+#define EP_GFX_CRUMBLED 60
/* values for derived properties (determined from properties above) */
-#define EP_ACCESSIBLE_OVER 60
-#define EP_ACCESSIBLE_INSIDE 61
-#define EP_ACCESSIBLE_UNDER 62
-#define EP_WALKABLE 63
-#define EP_PASSABLE 64
-#define EP_ACCESSIBLE 65
-#define EP_COLLECTIBLE 66
-#define EP_SNAPPABLE 67
-#define EP_WALL 68
-#define EP_SOLID_FOR_PUSHING 69
-#define EP_DRAGONFIRE_PROOF 70
-#define EP_EXPLOSION_PROOF 71
-#define EP_CAN_SMASH 72
-#define EP_EXPLODES_3X3_OLD 73
-#define EP_CAN_EXPLODE_BY_FIRE 74
-#define EP_CAN_EXPLODE_SMASHED 75
-#define EP_CAN_EXPLODE_IMPACT 76
-#define EP_SP_PORT 77
-#define EP_CAN_EXPLODE_BY_DRAGONFIRE 78
-#define EP_CAN_EXPLODE_BY_EXPLOSION 79
-#define EP_COULD_MOVE_INTO_ACID 80
-#define EP_MAYBE_DONT_COLLIDE_WITH 81
-#define EP_CAN_BE_CLONED_BY_ANDROID 82
+#define EP_ACCESSIBLE_OVER 61
+#define EP_ACCESSIBLE_INSIDE 62
+#define EP_ACCESSIBLE_UNDER 63
+#define EP_WALKABLE 64
+#define EP_PASSABLE 65
+#define EP_ACCESSIBLE 66
+#define EP_COLLECTIBLE 67
+#define EP_SNAPPABLE 68
+#define EP_WALL 69
+#define EP_SOLID_FOR_PUSHING 70
+#define EP_DRAGONFIRE_PROOF 71
+#define EP_EXPLOSION_PROOF 72
+#define EP_CAN_SMASH 73
+#define EP_EXPLODES_3X3_OLD 74
+#define EP_CAN_EXPLODE_BY_FIRE 75
+#define EP_CAN_EXPLODE_SMASHED 76
+#define EP_CAN_EXPLODE_IMPACT 77
+#define EP_SP_PORT 78
+#define EP_CAN_EXPLODE_BY_DRAGONFIRE 79
+#define EP_CAN_EXPLODE_BY_EXPLOSION 80
+#define EP_COULD_MOVE_INTO_ACID 81
+#define EP_MAYBE_DONT_COLLIDE_WITH 82
+#define EP_CAN_BE_CLONED_BY_ANDROID 83
/* values for internal purpose only (level editor) */
-#define EP_WALK_TO_OBJECT 83
-#define EP_DEADLY 84
-#define EP_EDITOR_CASCADE 85
-#define EP_EDITOR_CASCADE_ACTIVE 86
-#define EP_EDITOR_CASCADE_INACTIVE 87
+#define EP_WALK_TO_OBJECT 84
+#define EP_DEADLY 85
+#define EP_EDITOR_CASCADE 86
+#define EP_EDITOR_CASCADE_ACTIVE 87
+#define EP_EDITOR_CASCADE_INACTIVE 88
/* values for internal purpose only (game engine) */
-#define EP_HAS_ACTION 88
-#define EP_CAN_CHANGE_OR_HAS_ACTION 89
+#define EP_HAS_ACTION 89
+#define EP_CAN_CHANGE_OR_HAS_ACTION 90
/* values for internal purpose only (other) */
-#define EP_OBSOLETE 90
+#define EP_OBSOLETE 91
-#define NUM_ELEMENT_PROPERTIES 91
+#define NUM_ELEMENT_PROPERTIES 92
#define NUM_EP_BITFIELDS ((NUM_ELEMENT_PROPERTIES + 31) / 32)
#define EP_BITFIELD_BASE_NR 0
#define IS_BELT_ACTIVE(e) HAS_PROPERTY(e, EP_BELT_ACTIVE)
#define IS_BELT_SWITCH(e) HAS_PROPERTY(e, EP_BELT_SWITCH)
#define IS_TUBE(e) HAS_PROPERTY(e, EP_TUBE)
+#define IS_ACID_POOL(e) HAS_PROPERTY(e, EP_ACID_POOL)
#define IS_KEYGATE(e) HAS_PROPERTY(e, EP_KEYGATE)
#define IS_AMOEBOID(e) HAS_PROPERTY(e, EP_AMOEBOID)
#define IS_AMOEBALIVE(e) HAS_PROPERTY(e, EP_AMOEBALIVE)
return font_info[font_nr].special_graphic[GFX_SPECIAL_ARG_DEFAULT];
}
+int getBeltNrFromBeltElement(int element)
+{
+ return (element < EL_CONVEYOR_BELT_2_LEFT ? 0 :
+ element < EL_CONVEYOR_BELT_3_LEFT ? 1 :
+ element < EL_CONVEYOR_BELT_4_LEFT ? 2 : 3);
+}
+
+int getBeltNrFromBeltActiveElement(int element)
+{
+ return (element < EL_CONVEYOR_BELT_2_LEFT_ACTIVE ? 0 :
+ element < EL_CONVEYOR_BELT_3_LEFT_ACTIVE ? 1 :
+ element < EL_CONVEYOR_BELT_4_LEFT_ACTIVE ? 2 : 3);
+}
+
+int getBeltNrFromBeltSwitchElement(int element)
+{
+ return (element < EL_CONVEYOR_BELT_2_SWITCH_LEFT ? 0 :
+ element < EL_CONVEYOR_BELT_3_SWITCH_LEFT ? 1 :
+ element < EL_CONVEYOR_BELT_4_SWITCH_LEFT ? 2 : 3);
+}
+
+int getBeltDirNrFromBeltElement(int element)
+{
+ static int belt_base_element[4] =
+ {
+ EL_CONVEYOR_BELT_1_LEFT,
+ EL_CONVEYOR_BELT_2_LEFT,
+ EL_CONVEYOR_BELT_3_LEFT,
+ EL_CONVEYOR_BELT_4_LEFT
+ };
+
+ int belt_nr = getBeltNrFromBeltElement(element);
+ int belt_dir_nr = element - belt_base_element[belt_nr];
+
+ return (belt_dir_nr % 3);
+}
+
+int getBeltDirNrFromBeltSwitchElement(int element)
+{
+ static int belt_base_element[4] =
+ {
+ EL_CONVEYOR_BELT_1_SWITCH_LEFT,
+ EL_CONVEYOR_BELT_2_SWITCH_LEFT,
+ EL_CONVEYOR_BELT_3_SWITCH_LEFT,
+ EL_CONVEYOR_BELT_4_SWITCH_LEFT
+ };
+
+ int belt_nr = getBeltNrFromBeltSwitchElement(element);
+ int belt_dir_nr = element - belt_base_element[belt_nr];
+
+ return (belt_dir_nr % 3);
+}
+
+int getBeltDirFromBeltElement(int element)
+{
+ static int belt_move_dir[3] =
+ {
+ MV_LEFT,
+ MV_NONE,
+ MV_RIGHT
+ };
+
+ int belt_dir_nr = getBeltDirNrFromBeltElement(element);
+
+ return belt_move_dir[belt_dir_nr];
+}
+
+int getBeltDirFromBeltSwitchElement(int element)
+{
+ static int belt_move_dir[3] =
+ {
+ MV_LEFT,
+ MV_NONE,
+ MV_RIGHT
+ };
+
+ int belt_dir_nr = getBeltDirNrFromBeltSwitchElement(element);
+
+ return belt_move_dir[belt_dir_nr];
+}
+
+int getBeltElementFromBeltNrAndBeltDir(int belt_nr, int belt_dir)
+{
+ static int belt_base_element[4] =
+ {
+ EL_CONVEYOR_BELT_1_LEFT,
+ EL_CONVEYOR_BELT_2_LEFT,
+ EL_CONVEYOR_BELT_3_LEFT,
+ EL_CONVEYOR_BELT_4_LEFT
+ };
+ int belt_dir_nr = (belt_dir == MV_LEFT ? 0 : belt_dir == MV_RIGHT ? 2 : 1);
+
+ return belt_base_element[belt_nr] + belt_dir_nr;
+}
+
int getNumActivePlayers_EM()
{
int num_players = 0;