private static bool IsOk(bool ignoreMobs, bool ignoreDoors, int ourZ, int ourTop, ArrayList tiles)
{
for (int index = 0; index < tiles.Count; ++index)
{
ICell cell = (ICell)tiles[index];
if (cell is StaticItem)
{
StaticItem staticItem = (StaticItem)cell;
if (Map.m_ItemFlags[(int)staticItem.m_RealID][(TileFlag)576L])
{
int num = (int)staticItem.m_Z;
if (num + (int)staticItem.CalcHeight > ourZ && ourTop > num)
{
return(false);
}
}
}
else if (cell is DynamicItem)
{
Item obj = ((DynamicItem)cell).m_Item;
TileFlags tileFlags = Map.m_ItemFlags[obj.ID];
if (tileFlags[(TileFlag)576L] && (!obj.IsDoor || !ignoreDoors && Walking.m_Diag))
{
int z = obj.Z;
int num = z;
if ((!tileFlags[(TileFlag)1024L] ? num + obj.Height : num + obj.Height / 2) > ourZ && ourTop > z)
{
if (!obj.IsMovable || (Control.ModifierKeys & Keys.Shift) == Keys.None || !(Walking.m_LastLiftBlocker + TimeSpan.FromSeconds(0.6) < DateTime.Now))
{
return(false);
}
Walking.m_LastLiftBlocker = DateTime.Now;
Network.Send((Packet) new PPickupItem(obj, obj.Amount));
Network.Send((Packet) new PDropItem(obj.Serial, -1, -1, 0, World.Serial));
}
}
}
else if (!ignoreMobs && cell is MobileCell)
{
Mobile mobile = ((MobileCell)cell).m_Mobile;
if (!mobile.Ghost && !mobile.IsDeadPet)
{
int z = mobile.Z;
if (z + 16 > ourZ && ourTop > z)
{
return(false);
}
}
}
}
return(true);
}
public void GetStats(object obj, out int z, out int treshold, out int type, out int tiebreaker)
{
if (obj is MobileCell)
{
MobileCell mobileCell = (MobileCell)obj;
z = (int)mobileCell.Z;
treshold = 2;
type = 3;
if (mobileCell.m_Mobile.Player)
{
tiebreaker = 1073741824;
}
else
{
tiebreaker = mobileCell.Serial;
}
}
else if (obj is LandTile)
{
LandTile landTile = (LandTile)obj;
z = (int)landTile.SortZ;
treshold = 0;
type = 0;
tiebreaker = 0;
}
else if (obj is DynamicItem)
{
DynamicItem dynamicItem = (DynamicItem)obj;
z = (int)dynamicItem.Z;
int num = !Map.m_ItemFlags[(int)dynamicItem.ID & 16383][(TileFlag)1L] ? 1 : 0;
treshold = (int)dynamicItem.Height == 0 ? num : num + 1;
type = ((int)dynamicItem.ID & 16383) == 8198 ? 4 : 2;
tiebreaker = dynamicItem.Serial;
}
else if (obj is StaticItem)
{
StaticItem staticItem = (StaticItem)obj;
z = (int)staticItem.Z;
int num = !Map.m_ItemFlags[(int)staticItem.ID & 16383][(TileFlag)1L] ? 1 : 0;
treshold = (int)staticItem.Height == 0 ? num : num + 1;
type = 1;
tiebreaker = staticItem.m_SortInfluence;
}
else
{
z = 0;
treshold = 0;
type = 0;
tiebreaker = 0;
}
}
public static StaticItem Instantiate(short itemID, sbyte z, int serial)
{
if (StaticItem.m_InstancePool.Count <= 0)
{
return(new StaticItem(itemID, z, serial));
}
StaticItem staticItem = (StaticItem)StaticItem.m_InstancePool.Dequeue();
staticItem.m_RealID = itemID;
staticItem.m_ID = staticItem.m_RealID;
staticItem.m_Z = z;
staticItem.m_Hue = Hues.Default;
staticItem.m_Height = Map.GetItemHeight((ItemId)(int)(ushort)staticItem.m_RealID);
staticItem.m_SortInfluence = 0;
staticItem.Serial = serial;
staticItem.m_LastImage = (Texture)null;
staticItem.m_LastImageHue = (IHue)null;
staticItem.m_LastImageID = (short)0;
staticItem.m_fAlpha = 0.0f;
staticItem.m_bDraw = false;
staticItem.m_bInit = false;
return(staticItem);
}
public static StaticItem Instantiate(HuedTile tile, int influence, int serial)
{
if (StaticItem.m_InstancePool.Count <= 0)
{
return(new StaticItem(tile, influence, serial));
}
StaticItem staticItem = (StaticItem)StaticItem.m_InstancePool.Dequeue();
staticItem.m_RealID = (short)tile.itemId;
staticItem.m_ID = staticItem.m_RealID;
staticItem.m_Z = tile.z;
staticItem.m_Hue = Hues.GetItemHue((int)staticItem.m_ID, (int)tile.hueId);
staticItem.m_Height = Map.GetItemHeight(tile.itemId);
staticItem.m_SortInfluence = influence;
staticItem.Serial = serial;
staticItem.m_LastImage = (Texture)null;
staticItem.m_LastImageHue = (IHue)null;
staticItem.m_LastImageID = (short)0;
staticItem.m_fAlpha = 0.0f;
staticItem.m_bDraw = false;
staticItem.m_bInit = false;
return(staticItem);
}
public static unsafe bool LineOfSight(Point3D org, Point3D dest)
{
if (!World.InRange(org, dest, Map.m_MaxLOSDistance))
{
return(false);
}
Point3D point3D1 = dest;
if (org.X > dest.X || org.X == dest.X && org.Y > dest.Y || org.X == dest.X && org.Y == dest.Y && org.Z > dest.Z)
{
Point3D point3D2 = org;
org = dest;
dest = point3D2;
}
Point3DList point3Dlist = Map.m_PathList;
if (org == dest)
{
return(true);
}
if (point3Dlist.Count > 0)
{
point3Dlist.Clear();
}
int num1 = dest.X - org.X;
int num2 = dest.Y - org.Y;
int num3 = dest.Z - org.Z;
double num4 = Math.Sqrt((double)(num1 * num1 + num2 * num2));
double num5 = num3 == 0 ? num4 : Math.Sqrt(num4 * num4 + (double)(num3 * num3));
double num6 = (double)num2 / num5;
double num7 = (double)num1 / num5;
double num8 = (double)num3 / num5;
double num9 = (double)org.Y;
double num10 = (double)org.Z;
double num11 = (double)org.X;
Point3D last;
while (Map.NumberBetween(num11, dest.X, org.X, 0.5) && Map.NumberBetween(num9, dest.Y, org.Y, 0.5) && Map.NumberBetween(num10, dest.Z, org.Z, 0.5))
{
int x = (int)Math.Round(num11);
int y = (int)Math.Round(num9);
int z = (int)Math.Round(num10);
if (point3Dlist.Count > 0)
{
last = point3Dlist.Last;
if (last.X != x || last.Y != y || last.Z != z)
{
point3Dlist.Add(x, y, z);
}
}
else
{
point3Dlist.Add(x, y, z);
}
num11 += num7;
num9 += num6;
num10 += num8;
}
if (point3Dlist.Count == 0)
{
return(true);
}
last = point3Dlist.Last;
if (last != dest)
{
point3Dlist.Add(dest);
}
Point3D top1 = org;
Point3D bottom = dest;
Map.FixPoints(ref top1, ref bottom);
int count = point3Dlist.Count;
MapPackage cache = Map.GetCache();
for (int index1 = 0; index1 < count; ++index1)
{
Point3D point3D2 = point3Dlist[index1];
int index2 = point3D2.X - cache.CellX;
int index3 = point3D2.Y - cache.CellY;
if (index2 < 0 || index3 < 0 || (index2 >= Renderer.cellWidth || index3 >= Renderer.cellHeight))
{
return(false);
}
ArrayList arrayList = cache.cells[index2, index3];
bool flag1 = false;
bool flag2 = false;
for (int index4 = 0; index4 < arrayList.Count; ++index4)
{
ICell cell = (ICell)arrayList[index4];
if (cell is LandTile)
{
LandTile landTile = (LandTile)cell;
for (int index5 = 0; index5 < Map.m_InvalidLandTiles.Length; ++index5)
{
if ((int)landTile.ID == Map.m_InvalidLandTiles[index5])
{
flag1 = true;
break;
}
}
int z = 0;
int avg = 0;
int top2 = 0;
Map.GetAverageZ(point3D2.X, point3D2.Y, ref z, ref avg, ref top2);
if (z <= point3D2.Z && top2 >= point3D2.Z && (point3D2.X != point3D1.X || point3D2.Y != point3D1.Y || (z > point3D1.Z || top2 < point3D1.Z)) && !landTile.Ignored)
{
return(false);
}
}
else if (cell is StaticItem)
{
flag2 = true;
StaticItem staticItem = (StaticItem)cell;
var itemDataPointer = staticItem.ItemDataPointer;
TileFlag tileFlag = itemDataPointer->Flags;
int num12 = (int)itemDataPointer->Height;
if ((tileFlag & (TileFlag)1024L) != 0L)
{
num12 /= 2;
}
if ((int)staticItem.m_Z <= point3D2.Z && (int)staticItem.m_Z + num12 >= point3D2.Z && (tileFlag & (TileFlag)12288L) != 0L && (point3D2.X != point3D1.X || point3D2.Y != point3D1.Y || ((int)staticItem.m_Z > point3D1.Z || (int)staticItem.m_Z + num12 < point3D1.Z)))
{
return(false);
}
}
else if (cell is DynamicItem)
{
flag2 = true;
DynamicItem dynamicItem = (DynamicItem)cell;
var itemDataPointer = Map.GetItemDataPointer(dynamicItem.ItemId);
TileFlag tileFlag = (TileFlag)itemDataPointer->Flags;
int num12 = (int)itemDataPointer->Height;
if ((tileFlag & (TileFlag)1024L) != 0L)
{
num12 /= 2;
}
if ((int)dynamicItem.m_Z <= point3D2.Z && (int)dynamicItem.m_Z + num12 >= point3D2.Z && (tileFlag & (TileFlag)12288L) != 0L && (point3D2.X != point3D1.X || point3D2.Y != point3D1.Y || ((int)dynamicItem.m_Z > point3D1.Z || (int)dynamicItem.m_Z + num12 < point3D1.Z)))
{
return(false);
}
}
}
if (flag1 && !flag2)
{
return(false);
}
}
return(true);
}
public static bool CanFit(int x, int y, int z, int height, bool checkMobiles, bool requireSurface)
{
MapPackage cache = Map.GetCache();
int index1 = x - cache.CellX;
int index2 = y - cache.CellY;
if (index1 < 0 || index2 < 0 || (index1 >= Renderer.cellWidth || index2 >= Renderer.cellHeight))
{
return(false);
}
bool flag1 = !requireSurface;
ArrayList arrayList = cache.cells[index1, index2];
for (int index3 = 0; index3 < arrayList.Count; ++index3)
{
object obj = arrayList[index3];
if (obj is LandTile)
{
LandTile landTile = obj as LandTile;
int z1 = 0;
int avg = 0;
int top = 0;
Map.GetAverageZ(x, y, ref z1, ref avg, ref top);
TileFlags landFlags = Map.GetLandFlags((int)landTile.ID & 16383);
if (landFlags[(TileFlag)64L] && avg > z && z + height > z1)
{
return(false);
}
if (!landFlags[(TileFlag)64L] && z == avg && !landTile.Ignored)
{
flag1 = true;
}
}
else if (obj is StaticItem)
{
StaticItem staticItem = obj as StaticItem;
TileFlags tileFlags = Map.m_ItemFlags[(int)staticItem.ID & 16383];
bool flag2 = tileFlags[(TileFlag)512L];
bool flag3 = tileFlags[(TileFlag)64L];
if ((flag2 || flag3) && ((int)staticItem.Z + (int)staticItem.CalcHeight > z && z + height > (int)staticItem.Z))
{
return(false);
}
if (flag2 && !flag3 && z == (int)staticItem.Z + (int)staticItem.CalcHeight)
{
flag1 = true;
}
}
else if (obj is DynamicItem)
{
DynamicItem dynamicItem = obj as DynamicItem;
TileFlags tileFlags = Map.m_ItemFlags[(int)dynamicItem.ID & 16383];
bool flag2 = tileFlags[(TileFlag)512L];
bool flag3 = tileFlags[(TileFlag)64L];
if ((flag2 || flag3) && ((int)dynamicItem.Z + (int)dynamicItem.CalcHeight > z && z + height > (int)dynamicItem.Z))
{
return(false);
}
if (flag2 && !flag3 && z == (int)dynamicItem.Z + (int)dynamicItem.CalcHeight)
{
flag1 = true;
}
}
else if (checkMobiles && obj is MobileCell)
{
MobileCell mobileCell = obj as MobileCell;
if ((int)mobileCell.Z + 16 > z && z + (int)mobileCell.Height > (int)mobileCell.Z)
{
return(false);
}
}
}
return(flag1);
}
public static MapPackage GetMap(int X, int Y, int W, int H)
{
if (Map.m_X == X && Map.m_Y == Y && (Map.m_Width == W && Map.m_Height == H) && (Map.m_World == Engine.m_World && Map.m_IsCached && !Map.m_QueueInvalidate))
{
return(Map.m_Cached);
}
Map.m_QueueInvalidate = false;
if (Map.m_Cached.cells != null)
{
int length1 = Map.m_Cached.cells.GetLength(0);
int length2 = Map.m_Cached.cells.GetLength(1);
for (int index1 = 0; index1 < length1; ++index1)
{
for (int index2 = 0; index2 < length2; ++index2)
{
ArrayList arrayList = Map.m_Cached.cells[index1, index2];
if (arrayList != null)
{
int count = arrayList.Count;
for (int index3 = 0; index3 < count; ++index3)
{
((IDisposable)arrayList[index3]).Dispose();
}
}
}
}
}
Map.m_X = X;
Map.m_Y = Y;
Map.m_Width = W;
Map.m_Height = H;
Map.m_World = Engine.m_World;
if (Map.m_StrongReferences == null)
{
Map.m_StrongReferences = new MapBlock[W * H];
}
int length3 = W << 3;
int length4 = H << 3;
if (Map.m_CellPool == null)
{
Map.m_CellPool = new ArrayList[length3, length4];
for (int index1 = 0; index1 < length3; ++index1)
{
for (int index2 = 0; index2 < length4; ++index2)
{
Map.m_CellPool[index1, index2] = new ArrayList(4);
}
}
}
else
{
for (int index1 = 0; index1 < length3; ++index1)
{
for (int index2 = 0; index2 < length4; ++index2)
{
ArrayList arrayList = Map.m_CellPool[index1, index2];
for (int index3 = 0; index3 < arrayList.Count; ++index3)
{
AgentCell agentCell = arrayList[index3] as AgentCell;
if (agentCell != null)
{
agentCell.Owner = (ArrayList)null;
}
}
arrayList.Clear();
}
}
}
if (Map.m_LandTiles == null)
{
Map.m_LandTiles = new LandTile[length3, length4];
for (int index1 = 0; index1 < length3; ++index1)
{
for (int index2 = 0; index2 < length4; ++index2)
{
Map.m_LandTiles[index1, index2] = new LandTile();
Map.m_LandTiles[index1, index2].x = index1;
Map.m_LandTiles[index1, index2].y = index2;
}
}
}
if (Map.m_IndexPool == null)
{
Map.m_IndexPool = new byte[length3, length4];
}
if (Map.m_FlagPool == null)
{
Map.m_FlagPool = new byte[length3, length4];
}
ArrayList[,] arrayListArray = Map.m_CellPool;
IComparer comparer = TileSorter.Comparer;
Engine.Multis.Update(new MapPackage()
{
cells = arrayListArray,
CellX = X << 3,
CellY = Y << 3
});
int num1 = Engine.m_World;
TileMatrix matrix = Map.GetMatrix(num1);
Viewport viewport = World.Viewport;
int num2 = 0;
int x1 = X;
while (num2 < W)
{
int num3 = 0;
int y1 = Y;
while (num3 < H)
{
MapBlock block = matrix.GetBlock(x1, y1);
Map.m_StrongReferences[num3 * W + num2] = block;
HuedTile[][][] huedTileArray1 = block == null ? matrix.EmptyStaticBlock : block.m_StaticTiles;
if (block != null)
{
Tile[] tileArray = block.m_LandTiles;
}
else
{
Tile[] invalidLandBlock = matrix.InvalidLandBlock;
}
int index1 = 0;
int x2 = x1 << 3;
int index2 = num2 << 3;
while (index1 < 8)
{
int index3 = 0;
int y2 = y1 << 3;
int index4 = num3 << 3;
while (index3 < 8)
{
HuedTile[] huedTileArray2 = huedTileArray1[index1][index3];
for (int influence = 0; influence < huedTileArray2.Length; ++influence)
{
arrayListArray[index2, index4].Add((object)StaticItem.Instantiate(huedTileArray2[influence], influence, x2 * matrix.Height + y2 | influence << 25));
}
LandTile landTile = viewport.GetLandTile(x2, y2, num1);
landTile.x = index2;
landTile.y = index4;
arrayListArray[index2, index4].Add((object)landTile);
++index3;
++y2;
++index4;
}
++index1;
++x2;
++index2;
}
++num3;
++y1;
}
++num2;
++x1;
}
int num4 = X << 3;
int num5 = Y << 3;
foreach (Item obj in World.Items.Values)
{
if (obj.InWorld && obj.Visible && !obj.IsMulti)
{
int index1 = obj.X - num4;
int index2 = obj.Y - num5;
if (index1 >= 0 && index1 < length3 && (index2 >= 0 && index2 < length4))
{
AgentCell agentCell = obj.AcquireViewportCell();
arrayListArray[index1, index2].Add((object)agentCell);
agentCell.Owner = arrayListArray[index1, index2];
}
}
}
foreach (Mobile mobile in World.Mobiles.Values)
{
if (mobile.InWorld && mobile.Visible)
{
int index1 = mobile.X - num4;
int index2 = mobile.Y - num5;
if (index1 >= 0 && index1 < length3 && (index2 >= 0 && index2 < length4))
{
AgentCell agentCell = mobile.AcquireViewportCell();
arrayListArray[index1, index2].Add((object)agentCell);
agentCell.Owner = arrayListArray[index1, index2];
}
}
}
for (int index1 = 0; index1 < length3; ++index1)
{
for (int index2 = 0; index2 < length4; ++index2)
{
ArrayList arrayList = arrayListArray[index1, index2];
if (arrayList.Count > 1)
{
arrayList.Sort(comparer);
}
}
}
MapPackage mapPackage = new MapPackage();
mapPackage.cells = arrayListArray;
mapPackage.CellX = X << 3;
mapPackage.CellY = Y << 3;
Map.m_Cached = mapPackage;
Map.m_IsCached = true;
for (int index = -1; index <= H; ++index)
{
Engine.QueueMapLoad(X - 1, Y + index, matrix);
}
for (int index = 0; index < W; ++index)
{
Engine.QueueMapLoad(X + index, Y - 1, matrix);
Engine.QueueMapLoad(X + index, Y + H, matrix);
}
for (int index = -1; index <= H; ++index)
{
Engine.QueueMapLoad(X + W, Y + index, matrix);
}
return(mapPackage);
}
public static bool CheckMovement(int xStart, int yStart, int zStart, int dir, out int zNew)
{
Mobile player = World.Player;
if (player == null)
{
zNew = 0;
return(false);
}
int x = xStart;
int y = yStart;
Walking.Offset(dir, ref x, ref y);
MapPackage cache = Map.GetCache();
int X = x - cache.CellX;
int Y = y - cache.CellY;
if (!Map.IsValid(X, Y))
{
zNew = 0;
return(false);
}
ArrayList tiles = cache.cells[X, Y];
LandTile landTile1 = World.Viewport.GetLandTile(x, y, Engine.m_World);
LandTile landTile2 = World.Viewport.GetLandTile(xStart, yStart, Engine.m_World);
try
{
if (player.Notoriety == Notoriety.Murderer)
{
if (landTile1.m_Guarded)
{
if (!Options.Current.SiegeRuleset)
{
if (!landTile2.m_Guarded)
{
if ((Control.ModifierKeys & (Keys.Shift | Keys.Control)) != (Keys.Shift | Keys.Control))
{
zNew = 0;
return(false);
}
}
}
}
}
}
catch
{
}
bool impassable = landTile1.Impassable;
bool flag1 = (int)landTile1.m_ID != 2 && (int)landTile1.m_ID != 475 && ((int)landTile1.m_ID < 430 || (int)landTile1.m_ID > 437);
int z1 = 0;
int avg = 0;
int top = 0;
Map.GetAverageZ(x, y, ref z1, ref avg, ref top);
int zLow;
int zTop;
Walking.GetStartZ(xStart, yStart, zStart, out zLow, out zTop);
zNew = zLow;
bool flag2 = false;
int num1 = zTop + 2;
int num2 = zLow + 16;
bool ignoreDoors = player.Ghost || (int)player.Body == 987;
bool ignoreMobs = ignoreDoors || player.CurrentStamina == player.MaximumStamina || Engine.m_World != 0;
if (Engine.m_Stealth)
{
ignoreMobs = false;
}
for (int index = 0; index < tiles.Count; ++index)
{
ICell cell = (ICell)tiles[index];
if (cell is StaticItem)
{
StaticItem staticItem = (StaticItem)cell;
TileFlags tileFlags = Map.m_ItemFlags[(int)staticItem.m_RealID];
if (tileFlags[(TileFlag)512L] && !tileFlags[(TileFlag)64L])
{
int num3 = (int)staticItem.m_Z;
int num4 = num3;
int ourZ = num3 + (int)staticItem.CalcHeight;
int ourTop = num2;
if (flag2)
{
int num5 = Math.Abs(ourZ - player.Z) - Math.Abs(zNew - player.Z);
if (num5 > 0 || num5 == 0 && ourZ > zNew)
{
continue;
}
}
if (ourZ + 16 > ourTop)
{
ourTop = ourZ + 16;
}
if (!tileFlags[(TileFlag)1024L])
{
num4 += (int)staticItem.Height;
}
if (num1 >= num4)
{
int num5 = num3;
int num6 = (int)staticItem.Height < 2 ? num5 + (int)staticItem.Height : num5 + 2;
if ((!flag1 || num6 >= avg || (avg <= ourZ || ourTop <= z1)) && Walking.IsOk(ignoreMobs, ignoreDoors, ourZ, ourTop, tiles))
{
zNew = ourZ;
flag2 = true;
}
}
}
}
else if (cell is DynamicItem)
{
Item obj = ((DynamicItem)cell).m_Item;
TileFlags tileFlags = Map.m_ItemFlags[obj.ID];
if (tileFlags[(TileFlag)512L] && !tileFlags[(TileFlag)64L])
{
int z2 = obj.Z;
int num3 = z2;
int num4 = z2;
int height = obj.Height;
int ourZ = !tileFlags[(TileFlag)1024L] ? num4 + height : num4 + height / 2;
if (flag2)
{
int num5 = Math.Abs(ourZ - player.Z) - Math.Abs(zNew - player.Z);
if (num5 > 0 || num5 == 0 && ourZ > zNew)
{
continue;
}
}
int ourTop = num2;
if (ourZ + 16 > ourTop)
{
ourTop = ourZ + 16;
}
if (!tileFlags[(TileFlag)1024L])
{
num3 += height;
}
if (num1 >= num3)
{
int num5 = z2;
int num6 = height < 2 ? num5 + height : num5 + 2;
if ((!flag1 || num6 >= avg || (avg <= ourZ || ourTop <= z1)) && Walking.IsOk(ignoreMobs, ignoreDoors, ourZ, ourTop, tiles))
{
zNew = ourZ;
flag2 = true;
}
}
}
}
}
if (flag1 && !impassable && num1 >= z1)
{
int ourZ = avg;
int ourTop = num2;
if (ourZ + 16 > ourTop)
{
ourTop = ourZ + 16;
}
bool flag3 = true;
if (flag2)
{
int num3 = Math.Abs(ourZ - player.Z) - Math.Abs(zNew - player.Z);
if (num3 > 0 || num3 == 0 && ourZ > zNew)
{
flag3 = false;
}
}
if (flag3 && Walking.IsOk(ignoreMobs, ignoreDoors, ourZ, ourTop, tiles))
{
zNew = ourZ;
flag2 = true;
}
}
return(flag2);
}
public void Update(MapPackage map)
{
int count1 = this.m_Items.Count;
if (count1 == 0)
{
return;
}
int length1 = map.cells.GetLength(0);
int length2 = map.cells.GetLength(1);
int num1 = map.CellX;
int num2 = map.CellY;
int num3 = num1 + length1;
int num4 = num2 + length2;
int houseLevel = Options.Current.HouseLevel;
for (int index1 = 0; index1 < count1; ++index1)
{
Item obj = (Item)this.m_Items[index1];
if (obj.InWorld)
{
CustomMultiEntry customMulti = CustomMultiLoader.GetCustomMulti(obj.Serial, obj.Revision);
Multi multi = (Multi)null;
if (customMulti != null)
{
multi = customMulti.Multi;
}
if (multi == null)
{
multi = obj.Multi;
}
if (multi != null)
{
int xMin;
int yMin;
int xMax;
int yMax;
multi.GetBounds(out xMin, out yMin, out xMax, out yMax);
xMin += obj.X;
yMin += obj.Y;
xMax += obj.X;
yMax += obj.Y;
if (xMin < num3 && xMax >= num1 && (yMin < num4 && yMax >= num2))
{
ArrayList list = multi.List;
int count2 = list.Count;
int num5 = int.MinValue | index1;
for (int index2 = 0; index2 < count2; ++index2)
{
MultiItem multiItem = (MultiItem)list[index2];
if (multiItem.Flags != 0 || index2 == 0)
{
int num6 = obj.X + (int)multiItem.X;
int num7 = obj.Y + (int)multiItem.Y;
int index3 = num6 - num1;
int index4 = num7 - num2;
if (index3 >= 0 && index3 < length1 && (index4 >= 0 && index4 < length2))
{
bool flag = true;
int num8 = (int)multiItem.ItemID;
if (flag)
{
map.cells[index3, index4].Add((object)StaticItem.Instantiate((short)num8, multiItem.ItemID, (sbyte)(obj.Z + (int)multiItem.Z), num5 | index2 << 16));
}
}
}
}
}
}
}
}
}