public byte[] Load(Stream stream, Game game, out int width, out int height, out int length)
{
GZipHeaderReader gsHeader = new GZipHeaderReader();
while (!gsHeader.ReadHeader(stream))
{
}
using (DeflateStream gs = new DeflateStream(stream, CompressionMode.Decompress)) {
reader = new BinaryReader(gs);
if (reader.ReadByte() != (byte)NbtTagType.Compound)
{
throw new InvalidDataException("Nbt file must start with Tag_Compound");
}
this.game = game;
map = game.World;
file = new NbtFile(reader);
NbtTag root = file.ReadTag((byte)NbtTagType.Compound, true);
NbtCompound children = (NbtCompound)root.Value;
if (children.ContainsKey("Metadata"))
{
ParseMetadata(children);
}
NbtCompound spawn = (NbtCompound)children["Spawn"].Value;
LocalPlayer p = game.LocalPlayer;
p.Spawn.X = (short)spawn["X"].Value;
p.Spawn.Y = (short)spawn["Y"].Value;
p.Spawn.Z = (short)spawn["Z"].Value;
if (spawn.ContainsKey("H"))
{
p.SpawnRotY = (float)Utils.PackedToDegrees((byte)spawn["H"].Value);
}
if (spawn.ContainsKey("P"))
{
p.SpawnHeadX = (float)Utils.PackedToDegrees((byte)spawn["P"].Value);
}
map.Uuid = new Guid((byte[])children["UUID"].Value);
width = (short)children["X"].Value;
height = (short)children["Y"].Value;
length = (short)children["Z"].Value;
// Older versions incorrectly multiplied spawn coords by * 32, so we check for that.
if (p.Spawn.X < 0 || p.Spawn.X >= width || p.Spawn.Y < 0 ||
p.Spawn.Y >= height || p.Spawn.Z < 0 || p.Spawn.Z >= length)
{
p.Spawn.X /= 32; p.Spawn.Y /= 32; p.Spawn.Z /= 32;
}
return((byte[])children["BlockArray"].Value);
}
}
public byte[] Load( Stream stream, Game game, out int width, out int height, out int length )
{
GZipHeaderReader gsHeader = new GZipHeaderReader();
while( !gsHeader.ReadHeader( stream ) ) { }
using( DeflateStream gs = new DeflateStream( stream, CompressionMode.Decompress ) ) {
reader = new BinaryReader( gs );
if( reader.ReadByte() != (byte)NbtTagType.Compound )
throw new InvalidDataException( "Nbt file must start with Tag_Compound" );
this.game = game;
map = game.World;
file = new NbtFile( reader );
NbtTag root = file.ReadTag( (byte)NbtTagType.Compound, true );
NbtCompound children = (NbtCompound)root.Value;
if( children.ContainsKey( "Metadata" ) )
ParseMetadata( children );
NbtCompound spawn = (NbtCompound)children["Spawn"].Value;
LocalPlayer p = game.LocalPlayer;
p.Spawn.X = (short)spawn["X"].Value;
p.Spawn.Y = (short)spawn["Y"].Value;
p.Spawn.Z = (short)spawn["Z"].Value;
if( spawn.ContainsKey( "H" ) )
p.SpawnYaw = (float)Utils.PackedToDegrees( (byte)spawn["H"].Value );
if( spawn.ContainsKey( "P" ) )
p.SpawnPitch = (float)Utils.PackedToDegrees( (byte)spawn["P"].Value );
map.Uuid = new Guid( (byte[])children["UUID"].Value );
width = (short)children["X"].Value;
height = (short)children["Y"].Value;
length = (short)children["Z"].Value;
// Older versions incorrectly multiplied spawn coords by * 32, so we check for that.
if( p.Spawn.X < 0 || p.Spawn.X >= width || p.Spawn.Y < 0 ||
p.Spawn.Y >= height || p.Spawn.Z < 0 || p.Spawn.Z >= length ) {
p.Spawn.X /= 32; p.Spawn.Y /= 32; p.Spawn.Z /= 32;
}
return (byte[])children["BlockArray"].Value;
}
}
public bool LoadChunk(ref Chunk chunk, string path)
{
try {
using (FileStream fs = File.OpenRead(path)) {
GZipHeaderReader gsheader = new GZipHeaderReader();
while (!gsheader.ReadHeader(fs))
{
}
using (DeflateStream gs = new DeflateStream(fs, CompressionMode.Decompress)) {
BinaryReader reader = new BinaryReader(gs);
if (reader.ReadByte() != (byte)NbtTagType.Compound)
{
throw new InvalidDataException("Nbt file must start with Tag_Compound");
}
NbtFile file = new NbtFile(reader);
NbtTag root = file.ReadTag((byte)NbtTagType.Compound, true);
NbtCompound children = (NbtCompound)root.Value;
if (children.ContainsKey("Level"))
{
NbtCompound levelChildren = (NbtCompound)children["Level"].Value;
chunk.blocks = (byte[])levelChildren["Blocks"].Value;
int size = 16 * 128 * 16;
int halfSize = size / 2;
byte[] data = (byte[])levelChildren["Data"].Value;
chunk.metadata = new NibbleSlice(data, 0, halfSize);
chunk.populated = ((byte)levelChildren["TerrainPopulated"].Value != 0);
return(true);
}
}
}
} catch (Exception ex) {
ErrorHandler.LogError("loading chunk", ex);
game.Chat.Add("Failed to load chunk.");
return(false);
}
return(false);
}
