public OCBlockData GetBlock(int x, int y, int z)
{
OCChunk chunk = null;
if (_lastRequestedChunk != null)
{
Vector3i requestedChunkPosition = OCChunk.ToChunkPosition(x, y, z);
if (requestedChunkPosition.x == _lastRequestedChunk.GetPosition().x)
{
if (requestedChunkPosition.y == _lastRequestedChunk.GetPosition().y)
{
if (requestedChunkPosition.z == _lastRequestedChunk.GetPosition().z)
{
chunk = _lastRequestedChunk;
}
}
}
}
if (chunk == null)
{
chunk = GetChunk(OCChunk.ToChunkPosition(x, y, z));
_lastRequestedChunk = chunk;
}
if (chunk == null)
{
return(OCBlockData.CreateInstance <OCBlockData>());
}
return(chunk.GetBlock(OCChunk.ToLocalPosition(x, y, z)));
}
public int GetMaxY(int x, int z)
{
Vector3i chunkPos = OCChunk.ToChunkPosition(x, 0, z);
chunkPos.y = _chunks.GetMax().y;
Vector3i localPos = OCChunk.ToLocalPosition(x, 0, z);
for (; chunkPos.y >= 0; chunkPos.y--)
{
localPos.y = OCChunk.SIZE_Y - 1;
for (; localPos.y >= 0; localPos.y--)
{
OCChunk chunk = _chunks.SafeGet(chunkPos);
if (chunk == null)
{
break;
}
OCBlockData block = chunk.GetBlock(localPos);
if (block != null && !block.IsEmpty())
{
return(OCChunk.ToWorldPosition(chunkPos, localPos).y);
}
}
}
return(0);
}
//---------------------------------------------------------------------------
#endregion
//---------------------------------------------------------------------------
#region Private Member Functions
//---------------------------------------------------------------------------
private static void Build(OpenCog.Map.OCChunk chunk, bool onlyLight)
{
OpenCog.Map.OCMap map = chunk.GetMap();
_meshData.Clear();
for (int z = 0; z < OpenCog.Map.OCChunk.SIZE_Z; z++)
{
for (int y = 0; y < OpenCog.Map.OCChunk.SIZE_Y; y++)
{
for (int x = 0; x < OpenCog.Map.OCChunk.SIZE_X; x++)
{
OCBlockData blockData = chunk.GetBlock(x, y, z);
if (blockData != null)
{
OCBlock block = blockData.block;
if (block != null)
{
Vector3i localPos = new Vector3i(x, y, z);
Vector3i worldPos = OpenCog.Map.OCChunk.ToWorldPosition(chunk.GetPosition(), localPos);
if (worldPos.y > 0)
{
block.Build(localPos, worldPos, map, _meshData, onlyLight);
}
}
}
}
}
}
}
