private void InitialLoadTiles()
{
int px = Position.X;
int py = Position.Y;
foreach (MultiComponentList.MultiItem item in m_Components.Items)
{
int x = px + item.OffsetX;
int y = py + item.OffsetY;
MapTile tile = Map.GetMapTile(x, y);
if (tile != null)
{
if (tile.ItemExists(item.ItemID, item.OffsetZ))
{
continue;
}
StaticItem staticItem = new StaticItem(item.ItemID, 0, 0, Map);
if (staticItem.ItemData.IsDoor)
{
continue;
}
staticItem.Position.Set(x, y, Z + item.OffsetZ);
}
}
}
private void PlaceTilesIntoNewlyLoadedBlock(MapBlock block)
{
int px = Position.X;
int py = Position.Y;
Rectangle bounds = new Rectangle(block.X * 8, block.Y * 8, 8, 8);
foreach (MultiComponentList.MultiItem item in m_Components.Items)
{
int x = px + item.OffsetX;
int y = py + item.OffsetY;
if (bounds.Contains(x, y))
{
// would it be faster to get the tile from the block?
MapTile tile = Map.GetMapTile(x, y);
if (tile != null)
{
if (!tile.ItemExists(item.ItemID, item.OffsetZ))
{
StaticItem staticItem = new StaticItem(item.ItemID, 0, 0, Map);
staticItem.Position.Set(x, y, Z + item.OffsetZ);
}
}
}
}
}
private static bool IsOk(bool ignoreDoors, int ourZ, int ourTop, StaticItem[] tiles, List <Item> items)
{
for (int i = 0; i < tiles.Length; ++i)
{
StaticItem check = tiles[i];
if ((check.ItemData.Flags & ImpassableSurface) != 0) // Impassable || Surface
{
int checkZ = (int)check.Z;
int checkTop = checkZ + check.ItemData.CalcHeight;
if (checkTop > ourZ && ourTop > checkZ)
{
return(false);
}
}
}
for (int i = 0; i < items.Count; ++i)
{
Item item = items[i];
int itemID = item.ItemID & 0x3FFF;
UltimaData.ItemData itemData = UltimaData.TileData.ItemData[itemID];
TileFlag flags = itemData.Flags;
if ((flags & ImpassableSurface) != 0) // Impassable || Surface
{
if (ignoreDoors && ((flags & TileFlag.Door) != 0 || itemID == 0x692 || itemID == 0x846 || itemID == 0x873 || (itemID >= 0x6F5 && itemID <= 0x6F6)))
{
continue;
}
int checkZ = item.Z;
int checkTop = checkZ + itemData.CalcHeight;
if (checkTop > ourZ && ourTop > checkZ)
{
return(false);
}
}
}
return(true);
}
private static void getStartZ(AEntity m, Map map, Position3D loc, List <Item> itemList, out int zLow, out int zTop)
{
int xCheck = (int)loc.X, yCheck = (int)loc.Y;
MapTile mapTile = map.GetMapTile(xCheck, yCheck);
if (mapTile == null)
{
zLow = int.MinValue;
zTop = int.MinValue;
}
bool landBlocks = mapTile.Ground.LandData.IsImpassible; //(TileData.LandTable[landTile.ID & 0x3FFF].Flags & TileFlag.Impassable) != 0;
// if (landBlocks && m.CanSwim && (TileData.LandTable[landTile.ID & 0x3FFF].Flags & TileFlag.Wet) != 0)
// landBlocks = false;
// else if (m.CantWalk && (TileData.LandTable[landTile.ID & 0x3FFF].Flags & TileFlag.Wet) == 0)
// landBlocks = true;
int landLow = 0, landCenter = 0, landTop = 0;
landCenter = map.GetAverageZ(xCheck, yCheck, ref landLow, ref landTop);
bool considerLand = !mapTile.Ground.IsIgnored;
int zCenter = zLow = zTop = 0;
bool isSet = false;
if (considerLand && !landBlocks && loc.Z >= landCenter)
{
zLow = landLow;
zCenter = landCenter;
if (!isSet || landTop > zTop)
{
zTop = landTop;
}
isSet = true;
}
StaticItem[] staticTiles = mapTile.GetStatics().ToArray();
for (int i = 0; i < staticTiles.Length; ++i)
{
StaticItem tile = staticTiles[i];
int calcTop = ((int)tile.Z + tile.ItemData.CalcHeight);
if ((!isSet || calcTop >= zCenter) && ((tile.ItemData.Flags & TileFlag.Surface) != 0) && loc.Z >= calcTop)
{
// || (m.CanSwim && (id.Flags & TileFlag.Wet) != 0)
// if (m.CantWalk && (id.Flags & TileFlag.Wet) == 0)
// continue;
zLow = (int)tile.Z;
zCenter = calcTop;
int top = (int)tile.Z + tile.ItemData.Height;
if (!isSet || top > zTop)
{
zTop = top;
}
isSet = true;
}
}
for (int i = 0; i < itemList.Count; ++i)
{
Item item = itemList[i];
UltimaData.ItemData id = item.ItemData;
int calcTop = item.Z + id.CalcHeight;
if ((!isSet || calcTop >= zCenter) && ((id.Flags & TileFlag.Surface) != 0) && loc.Z >= calcTop)
{
// || (m.CanSwim && (id.Flags & TileFlag.Wet) != 0)
// if (m.CantWalk && (id.Flags & TileFlag.Wet) == 0)
// continue;
zLow = item.Z;
zCenter = calcTop;
int top = item.Z + id.Height;
if (!isSet || top > zTop)
{
zTop = top;
}
isSet = true;
}
}
if (!isSet)
{
zLow = zTop = (int)loc.Z;
}
else if (loc.Z > zTop)
{
zTop = (int)loc.Z;
}
}
private static bool check(Map map, Mobile m, List <Item> items, int x, int y, int startTop, int startZ, out int newZ)
{
newZ = 0;
MapTile mapTile = map.GetMapTile(x, y);
if (mapTile == null)
{
return(false);
}
StaticItem[] tiles = mapTile.GetStatics().ToArray();
bool landBlocks = (mapTile.Ground.LandData.Flags & TileFlag.Impassable) != 0;
bool considerLand = !mapTile.Ground.IsIgnored;
//if (landBlocks && canSwim && (TileData.LandTable[landTile.ID & 0x3FFF].Flags & TileFlag.Wet) != 0) //Impassable, Can Swim, and Is water. Don't block it.
// landBlocks = false;
// else
// if (cantWalk && (TileData.LandTable[landTile.ID & 0x3FFF].Flags & TileFlag.Wet) == 0) //Can't walk and it's not water
// landBlocks = true;
int landLow = 0, landCenter = 0, landTop = 0;
landCenter = map.GetAverageZ(x, y, ref landLow, ref landTop);
bool moveIsOk = false;
int stepTop = startTop + StepHeight;
int checkTop = startZ + PersonHeight;
bool ignoreDoors = (!m.Alive || m.BodyID == 0x3DB);
#region Tiles
for (int i = 0; i < tiles.Length; ++i)
{
StaticItem tile = tiles[i];
if ((tile.ItemData.Flags & ImpassableSurface) == TileFlag.Surface) // || (canSwim && (flags & TileFlag.Wet) != 0) Surface && !Impassable
{
// if (cantWalk && (flags & TileFlag.Wet) == 0)
// continue;
int itemZ = (int)tile.Z;
int itemTop = itemZ;
int ourZ = itemZ + tile.ItemData.CalcHeight;
int ourTop = ourZ + PersonHeight;
int testTop = checkTop;
if (moveIsOk)
{
int cmp = Math.Abs(ourZ - m.Z) - Math.Abs(newZ - m.Z);
if (cmp > 0 || (cmp == 0 && ourZ > newZ))
{
continue;
}
}
if (ourZ + PersonHeight > testTop)
{
testTop = ourZ + PersonHeight;
}
if (!tile.ItemData.IsBridge)
{
itemTop += tile.ItemData.Height;
}
if (stepTop >= itemTop)
{
int landCheck = itemZ;
if (tile.ItemData.Height >= StepHeight)
{
landCheck += StepHeight;
}
else
{
landCheck += tile.ItemData.Height;
}
if (considerLand && landCheck < landCenter && landCenter > ourZ && testTop > landLow)
{
continue;
}
if (IsOk(ignoreDoors, ourZ, testTop, tiles, items))
{
newZ = ourZ;
moveIsOk = true;
}
}
}
}
#endregion
#region Items
for (int i = 0; i < items.Count; ++i)
{
Item item = items[i];
UltimaData.ItemData itemData = item.ItemData;
TileFlag flags = itemData.Flags;
if ((flags & ImpassableSurface) == TileFlag.Surface) // Surface && !Impassable && !Movable
{
// || (m.CanSwim && (flags & TileFlag.Wet) != 0))
// !item.Movable &&
// if (cantWalk && (flags & TileFlag.Wet) == 0)
// continue;
int itemZ = item.Z;
int itemTop = itemZ;
int ourZ = itemZ + itemData.CalcHeight;
int ourTop = ourZ + PersonHeight;
int testTop = checkTop;
if (moveIsOk)
{
int cmp = Math.Abs(ourZ - m.Z) - Math.Abs(newZ - m.Z);
if (cmp > 0 || (cmp == 0 && ourZ > newZ))
{
continue;
}
}
if (ourZ + PersonHeight > testTop)
{
testTop = ourZ + PersonHeight;
}
if (!itemData.IsBridge)
{
itemTop += itemData.Height;
}
if (stepTop >= itemTop)
{
int landCheck = itemZ;
if (itemData.Height >= StepHeight)
{
landCheck += StepHeight;
}
else
{
landCheck += itemData.Height;
}
if (considerLand && landCheck < landCenter && landCenter > ourZ && testTop > landLow)
{
continue;
}
if (IsOk(ignoreDoors, ourZ, testTop, tiles, items))
{
newZ = ourZ;
moveIsOk = true;
}
}
}
}
#endregion
if (considerLand && !landBlocks && (stepTop) >= landLow)
{
int ourZ = landCenter;
int ourTop = ourZ + PersonHeight;
int testTop = checkTop;
if (ourZ + PersonHeight > testTop)
{
testTop = ourZ + PersonHeight;
}
bool shouldCheck = true;
if (moveIsOk)
{
int cmp = Math.Abs(ourZ - m.Z) - Math.Abs(newZ - m.Z);
if (cmp > 0 || (cmp == 0 && ourZ > newZ))
{
shouldCheck = false;
}
}
if (shouldCheck && IsOk(ignoreDoors, ourZ, testTop, tiles, items))
{
newZ = ourZ;
moveIsOk = true;
}
}
return(moveIsOk);
}
