public void ConvertChunks(string directoryName)
{
string path = Storage.CombinePaths(directoryName, "Chunks.dat");
string path2 = Storage.CombinePaths(directoryName, "Chunks32.dat");
using (Stream stream2 = Storage.OpenFile(path, OpenFileMode.Read))
{
using (Stream stream = Storage.OpenFile(path2, OpenFileMode.Create))
{
byte[] array = new byte[65536];
byte[] array2 = new byte[131072];
for (int i = 0; i < 65537; i++)
{
TerrainSerializer129.WriteTOCEntry(stream, 0, 0, -1);
}
int num = 0;
while (true)
{
stream2.Position = 12 * num;
TerrainSerializer14.ReadTOCEntry(stream2, out int cx, out int cz, out int offset);
if (offset == 0)
{
break;
}
stream.Position = 12 * num;
TerrainSerializer129.WriteTOCEntry(stream, cx, cz, num);
stream2.Position = offset;
stream.Position = stream.Length;
TerrainSerializer14.ReadChunkHeader(stream2);
TerrainSerializer129.WriteChunkHeader(stream, cx, cz);
stream2.Read(array, 0, 65536);
int num2 = 0;
for (int j = 0; j < 16; j++)
{
for (int k = 0; k < 16; k++)
{
for (int l = 0; l < 128; l++)
{
int num3 = array[2 * num2] | (array[2 * num2 + 1] << 8);
int num4 = ConvertValue(num3);
if (l < 127)
{
int num5 = num3 & 0xFF;
if (num5 == 18 || num5 == 92)
{
int num6 = (array[2 * num2 + 2] | (array[2 * num2 + 3] << 8)) & 0xFF;
if (num5 != num6)
{
num4 |= 0x40000;
}
}
}
array2[4 * num2] = (byte)num4;
array2[4 * num2 + 1] = (byte)(num4 >> 8);
array2[4 * num2 + 2] = (byte)(num4 >> 16);
array2[4 * num2 + 3] = (byte)(num4 >> 24);
num2++;
}
}
}
stream.Write(array2, 0, 131072);
stream2.Read(array, 0, 1024);
stream.Write(array, 0, 1024);
num++;
}
}
}
Storage.DeleteFile(path);
}
public void ConvertChunks(string directoryName)
{
string path = Storage.CombinePaths(directoryName, "Chunks32.dat");
string path2 = Storage.CombinePaths(directoryName, "Chunks32h.dat.new");
long num = 2 * Storage.GetFileSize(path) + 52428800;
if (Storage.FreeSpace < num)
{
throw new InvalidOperationException($"Not enough free space to convert world. {num / 1024 / 1024}MB required.");
}
using (Stream stream2 = Storage.OpenFile(path, OpenFileMode.Read))
{
using (Stream stream = Storage.OpenFile(path2, OpenFileMode.Create))
{
byte[] array = new byte[131072];
byte[] array2 = new byte[262144];
for (int i = 0; i < 65537; i++)
{
TerrainSerializer22.WriteTOCEntry(stream, 0, 0, -1);
}
int num2 = 0;
while (true)
{
stream2.Position = 12 * num2;
TerrainSerializer129.ReadTOCEntry(stream2, out int cx, out int cz, out int index);
if (index < 0)
{
break;
}
stream.Position = 12 * num2;
TerrainSerializer22.WriteTOCEntry(stream, cx, cz, num2);
stream2.Position = 786444 + 132112L * (long)index;
stream.Position = stream.Length;
TerrainSerializer129.ReadChunkHeader(stream2);
TerrainSerializer22.WriteChunkHeader(stream, cx, cz);
stream2.Read(array, 0, 131072);
int num3 = 0;
int num4 = 0;
for (int j = 0; j < 16; j++)
{
for (int k = 0; k < 16; k++)
{
for (int l = 0; l < 256; l++)
{
int num5;
if (l <= 127)
{
num5 = ConvertValue(array[4 * num3] | (array[4 * num3 + 1] << 8) | (array[4 * num3 + 2] << 16) | (array[4 * num3 + 3] << 24));
num3++;
}
else
{
num5 = 0;
}
array2[4 * num4] = (byte)num5;
array2[4 * num4 + 1] = (byte)(num5 >> 8);
array2[4 * num4 + 2] = (byte)(num5 >> 16);
array2[4 * num4 + 3] = (byte)(num5 >> 24);
num4++;
}
}
}
stream.Write(array2, 0, 262144);
stream2.Read(array, 0, 1024);
stream.Write(array, 0, 1024);
num2++;
}
}
}
Storage.MoveFile(Storage.CombinePaths(directoryName, "Chunks32.dat"), Storage.CombinePaths(directoryName, "Chunks32.dat.old"));
}