unsafe int LoadLandPatches(TileMatrixData tileMatrix, string landPath, string indexPath)
{
_landPatchPtrs = new Dictionary <uint, LandPatchData>();
if (ClientVersion.InstallationIsUopFormat)
{
return(0);
}
_landPatchStream = UltimaFileManager.GetFile(landPath);
if (_landPatchStream == null)
{
return(0);
}
using (var fsIndex = UltimaFileManager.GetFile(indexPath))
{
var indexReader = new BinaryReader(fsIndex);
var count = (int)(indexReader.BaseStream.Length / 4);
var ptr = 0U;
for (var i = 0U; i < count; ++i)
{
var blockId = indexReader.ReadUInt32();
var x = blockId / tileMatrix.ChunkHeight;
var y = blockId % tileMatrix.ChunkHeight;
var key = MakeChunkKey(x, y);
ptr += 4;
if (_landPatchPtrs.ContainsKey(key))
{
var current = _landPatchPtrs[key];
while (current.Next != null)
{
current = current.Next;
}
current.Next = new LandPatchData(i, ptr);
}
else
{
_landPatchPtrs.Add(key, new LandPatchData(i, ptr));
}
ptr += 192;
}
indexReader.Close();
return(count);
}
}
unsafe int LoadStaticPatches(TileMatrixData tileMatrix, string dataPath, string indexPath, string lookupPath)
{
_staticPatchPtrs = new Dictionary <uint, StaticPatchData>();
_staticPatchStream = UltimaFileManager.GetFile(dataPath);
if (_staticPatchStream == null)
{
return(0);
}
using (var fsIndex = UltimaFileManager.GetFile(indexPath))
using (var fsLookup = UltimaFileManager.GetFile(lookupPath))
{
var indexReader = new BinaryReader(fsIndex);
var lookupReader = new BinaryReader(fsLookup);
var count = (int)(indexReader.BaseStream.Length / 4);
for (var i = 0U; i < count; ++i)
{
var blockID = indexReader.ReadUInt32();
var blockX = blockID / tileMatrix.ChunkHeight;
var blockY = blockID % tileMatrix.ChunkHeight;
var key = MakeChunkKey(blockX, blockY);
var offset = lookupReader.ReadUInt32();
var length = lookupReader.ReadInt32();
lookupReader.ReadInt32();
if (_staticPatchPtrs.ContainsKey(key))
{
var current = _staticPatchPtrs[key];
while (current.Next != null)
{
current = current.Next;
}
current.Next = new StaticPatchData(i, offset, length);
}
else
{
_staticPatchPtrs.Add(key, new StaticPatchData(i, offset, length));
}
}
indexReader.Close();
lookupReader.Close();
return(count);
}
}
public TileMatrixDataPatch(TileMatrixData matrix, uint idx)
{
LoadLandPatches(matrix, $"mapdif{idx}.mul", $"mapdifl{idx}.mul");
LoadStaticPatches(matrix, $"stadif{idx}.mul", $"stadifl{idx}.mul", $"stadifi{idx}.mul");
}