/// <summary>
/// Get the id of the block in this transaction. Returns <see langword="null"/> if not found.
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="z"></param>
/// <returns></returns>
public NamespacedBlock GetBlock(int x, int y, int z)
{
var sec = y >> 4;
if (_blocks[sec] == null)
{
return(null);
}
return(_palette[sec][_blocks[sec][LowLevelChunk.GetBlockIndexByCoord(x, y, z)]]);
}
/// <summary>
/// Get the id of the block in this transaction. Returns -1 if not found.
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="z"></param>
/// <returns></returns>
public int GetBlockId(int x, int y, int z)
{
var sec = y >> 4;
if (_blocks[sec] == null)
{
return(-1);
}
return(_blocks[sec][LowLevelChunk.GetBlockIndexByCoord(x, y, z)]);
}
/// <summary>
/// Set a block by its id in the palette.
/// See <see cref="FindOrCreate"/> for the id.
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="z"></param>
/// <param name="paletteId"></param>
public void SetBlock(int x, int y, int z, ushort paletteId)
{
if (IsAbandoned)
{
throw new InvalidOperationException();
}
var sec = y >> 4;
EnsureSection(sec);
_blocks[sec][LowLevelChunk.GetBlockIndexByCoord(x, y, z)] = paletteId;
ModifiedSection(sec);
Modified();
}
/// <summary>
/// Set a block.
/// For an efficient way to set multiple blocks, see other overloads.
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="z"></param>
/// <param name="block"></param>
public void SetBlock(int x, int y, int z, NamespacedBlock block)
{
if (IsAbandoned)
{
throw new InvalidOperationException();
}
var sec = y >> 4;
var inArrayIndex = LowLevelChunk.GetBlockIndexByCoord(x, y, z);
EnsureSection(sec);
var index = FindOrCreateInternal(sec, block);
_paletteCountUse[sec][_blocks[sec][inArrayIndex]]--;
_paletteCountUse[sec][index]++;
_blocks[sec][inArrayIndex] = unchecked ((ushort)index);
ModifiedSection(sec);
Modified();
}
public void SetBlock(ICollection <ChangeBlockRequest> requests, IList <NamespacedBlock> customPalette)
{
if (IsAbandoned)
{
throw new InvalidOperationException();
}
var paletteMapping = new int[customPalette.Count];
foreach (var grp in requests.GroupBy(req => req.Y >> 4))
{
EnsureSection(grp.Key);
var blocks = _blocks[grp.Key];
var blockChanges = grp.ToArray();
foreach (var rq in blockChanges)
{
paletteMapping[rq.InListIndex] = FindOrCreateInternal(grp.Key, customPalette[rq.InListIndex]);
}
var paletteCount = _paletteCountUse[grp.Key];
foreach (var rq in blockChanges)
{
var mappedId = paletteMapping[rq.InListIndex];
var inArrayId = LowLevelChunk.GetBlockIndexByCoord(rq.X, rq.Y, rq.Z);
paletteCount[blocks[inArrayId]]--;
paletteCount[mappedId]++;
blocks[inArrayId] = (ushort)mappedId;
}
ModifiedSection(grp.Key);
}
Modified();
}
public void Calculate(LowLevelChunk chunk)
{
var maxHeight = (chunk.GetExistingYs().Max() << 4) + 15;
var heightMap = new int[256];
for (var z = 0; z < 16; z++)
{
for (var x = 0; x < 16; x++)
{
for (var y = maxHeight; y >= 0; y--)
{
if (!chunk.IsAirBlock(x, y, z))
{
heightMap[GetIndexByXZ(x, z)] = y;
break;
}
}
}
}
if (chunk is NamespacedChunk)
{
var arr = DynBitArray.CreateEmpty(9, 256);
for (var i = 0; i < 256; i++)
{
arr[i] = heightMap[i];
}
HeightMaps[(int)HeightmapType.WorldSurface] = arr;
State = AttributeVersion.Post113;
}
else
{
ClassicHeightMap = heightMap;
State = AttributeVersion.Pre113;
}
}
