private static byte[] Compress(byte[] zlib)
{
// Create a GZIP stream with decompression mode.
// ... Then create a buffer and write into while reading from the GZIP stream.
using (MemoryStream memory = new MemoryStream())
{
var def = new Deflater();
def.setInput(gzip);
def.finish();
var decompressStream = new MemoryStream();
int i = 0;
var buffer = new byte[1024 * 1024];
while ((i = def.deflate(buffer)) > 0)
{
decompressStream.Write(buffer, 0, i);
}
return decompressStream.ToArray();
}
//using (GZipStream stream = new GZipStream(memory, CompressionMode.Compress))
//{
// stream.Write(gzip, 0, gzip.Length);
// stream.Flush();
// stream.Close();
// return memory.ToArray();
//}
}
public override void Write()
{
int o = 16 * 16 * 128;
byte[] data = new byte[o * 5 / 2];
int i = 0;
Chunk.Types.CopyTo(data, i);
i += Chunk.Types.Length;
Chunk.Data.Data.CopyTo(data, i);
i += Chunk.Data.Data.Length;
Chunk.Light.Data.CopyTo(data, i);
i += Chunk.Light.Data.Length;
Chunk.SkyLight.Data.CopyTo(data, i);
byte[] comp = new byte[o * 5 / 2];
int len;
Deflater deflater = new Deflater(-1);
try
{
deflater.setInput(data);
deflater.finish();
len = deflater.deflate(comp);
}
finally
{
deflater.end();
}
SetCapacity(18 + len);
Writer.Write(Coords.WorldX);
Writer.Write((short)Coords.WorldY);
Writer.Write(Coords.WorldZ);
Writer.Write(SizeX);
Writer.Write(SizeY);
Writer.Write(SizeZ);
Writer.Write(len);
Writer.Write(comp, 0, len);
}
public override void Write(BigEndianStream stream)
{
stream.Write(X);
stream.Write(Y);
stream.Write(Z);
stream.Write(SizeX);
stream.Write(SizeY);
stream.Write(SizeZ);
int o = 16 * 16 * 128;
byte[] data = new byte[o * 5 / 2];
int i = 0;
for (int x = 0; x < 16; x++)
{
for (int z = 0; z < 16; z++)
{
for (int y = 0; y < 128; y++)
{
int s = ((i + 1) & 1) * 4;
int ofst = i;
data[ofst] = Chunk[x, y, z];
ofst = i / 2 + o * 2 / 2;
data[ofst] = unchecked((byte)(data[ofst] | (Chunk.GetData(x, y, z) << s)));
ofst = i / 2 + o * 3 / 2;
data[ofst] = unchecked((byte)(data[ofst] | (Chunk.GetBlockLight(x, y, z) << s)));
ofst = i / 2 + o * 4 / 2;
data[ofst] = unchecked((byte)(data[ofst] | (Chunk.GetSkyLight(x, y, z) << s)));
i++;
}
}
}
byte[] comp = new byte[o * 5];
int len;
Deflater deflater = new Deflater(0);
try
{
deflater.setInput(data);
deflater.finish();
len = deflater.deflate(comp);
}
finally
{
deflater.end();
}
stream.Write(len);
stream.Write(comp, 0, len);
}
