private uint Resize(int bits, BlockState state)
{
var oldStorage = Storage;
var oldPallete = Pallette;
_bits = bits;
Pallette = new IntIdentityHashBiMap <BlockState>(1 << bits);
Storage = new FlexibleStorage(bits, 4096);
IdFor(Air);
for (int i = 0; i < oldStorage.Length; i++)
{
var oldEntry = oldPallete.Get(oldStorage[i]);
if (oldEntry != null)
{
Set(i, oldEntry);
}
}
oldStorage.Dispose();
return(IdFor(state));
}
public BlockStorage()
{
_bits = 8;
Storage = new FlexibleStorage(_bits, 4096);
Pallette = new IntIdentityHashBiMap <BlockState>((1 << _bits));
Pallette.Add(Air);
}
public void Read(MinecraftStream ms)
{
var blockCount = ms.ReadShort();
var bitsPerBlock = (byte)ms.ReadByte();
int palleteLength = 0;// = ms.ReadVarInt();
if (bitsPerBlock <= 4)
{
bitsPerBlock = 4;
}
if (bitsPerBlock <= 8)
{
_bits = bitsPerBlock;
palleteLength = ms.ReadVarInt();
Pallette = new IntIdentityHashBiMap(palleteLength);
Pallette.Add(Air);
for (int id = 0; id < palleteLength; id++)
{
uint stateId = (uint)ms.ReadVarInt();
BlockState state = BlockFactory.GetBlockState(stateId);
Pallette.Put(state, (uint)id);
}
}
else
{
_bits = (int)Math.Ceiling(Math.Log2(BlockFactory.AllBlockstates.Count));
Pallette = new DirectPallete();
}
int length = ms.ReadVarInt();
long[] dataArray = new long[length];
for (int i = 0; i < dataArray.Length; i++)
{
dataArray[i] = ms.ReadLong();
}
Storage = new FlexibleStorage(_bits, 4096);
var valueMask = (uint)((1L << _bits) - 1);
for (int index = 0; index < 4096; index++)
{
var state = index / (64 / _bits);
var data = dataArray[state];
var shiftedData = data >> (index % (64 / _bits) * _bits);
Storage[index] = (uint)(shiftedData & valueMask);
}
}
public void Read(MinecraftStream ms)
{
var blockCount = ms.ReadShort();
var bitsPerBlock = (byte)ms.ReadByte();
int palleteLength = 0;// = ms.ReadVarInt();
if (bitsPerBlock <= 4)
{
bitsPerBlock = 4;
}
if (bitsPerBlock <= 8)
{
_bits = bitsPerBlock;
palleteLength = ms.ReadVarInt();
Pallette = new IntIdentityHashBiMap <BlockState>(palleteLength);
Pallette.Add(Air);
//else
// palleteLength =
for (int id = 0; id < palleteLength; id++)
{
uint stateId = (uint)ms.ReadVarInt();
BlockState state = BlockFactory.GetBlockState(stateId);
Pallette.Put(state, (uint)id);
// idToState.Set(id, state);
// stateToId.Set(state, id);
}
}
else
{
_bits = (int)Math.Ceiling(Math.Log2(BlockFactory.AllBlockstates.Count));
Pallette = new DirectPallete();
}
int length = ms.ReadVarInt();
long[] dataArray = new long[length];
for (int i = 0; i < dataArray.Length; i++)
{
dataArray[i] = ms.ReadLong();
}
Storage = new FlexibleStorage(_bits, dataArray);
//Storage._data = dataArray;
}
private uint IdFor(BlockState state)
{
uint i = Pallette.GetId(state);
if (i == uint.MaxValue)
{
i = Pallette.Add(state);
if (i >= (1 << this._bits))
{
var newBits = _bits + 1;
if (newBits < 8)
{
var old = Storage;
Storage = new FlexibleStorage(newBits, 4096);
for (int s = 0; s < 4096; s++)
{
Storage[s] = old[s];
}
}
else
{
var bits = (int)Math.Ceiling(Math.Log2(BlockFactory.AllBlockstates.Count));
var oldPalette = Pallette;
var oldStorage = Storage;
Pallette = new DirectPallete();
Storage = new FlexibleStorage(bits, 4096);
for (int s = 0; s < 4096; s++)
{
var oldValue = oldStorage[s];
var newValue = oldPalette.GetId(oldPalette.Get(oldValue));
Storage[s] = newValue;
//data.set(i, newValue);
}
return(Pallette.GetId(state));
}
//return Resize(_bits + 1, state);
}
}
return(i);
}