/// <summary>
/// Set the metadata of a block in the chunk
/// </summary>
public virtual bool SetBlockMetadata(int par1, int par2, int par3, int par4)
{
ExtendedBlockStorage extendedblockstorage = storageArrays[par2 >> 4];
if (extendedblockstorage == null)
{
return(false);
}
int i = extendedblockstorage.GetExtBlockMetadata(par1, par2 & 0xf, par3);
if (i == par4)
{
return(false);
}
IsModified = true;
extendedblockstorage.SetExtBlockMetadata(par1, par2 & 0xf, par3, par4);
int j = extendedblockstorage.GetExtBlockID(par1, par2 & 0xf, par3);
if (j > 0 && (Block.BlocksList[j] is BlockContainer))
{
TileEntity tileentity = GetChunkBlockTileEntity(par1, par2, par3);
if (tileentity != null)
{
tileentity.UpdateContainingBlockInfo();
tileentity.BlockMetadata = par4;
}
}
return(true);
}
/// <summary>
/// Return the ID of a block in the chunk.
/// </summary>
public virtual int GetBlockID(int par1, int par2, int par3)
{
if (par2 >> 4 >= storageArrays.Length)
{
return(0);
}
ExtendedBlockStorage extendedblockstorage = storageArrays[par2 >> 4];
if (extendedblockstorage != null)
{
return(extendedblockstorage.GetExtBlockID(par1, par2 & 0xf, par3));
}
else
{
return(0);
}
}
/// <summary>
/// Sets a BlockID of a position within a chunk with metadata. Args: x, y, z, BlockID, metadata
/// </summary>
public virtual bool SetBlockIDWithMetadata(int par1, int par2, int par3, int par4, int par5)
{
int i = par3 << 4 | par1;
if (par2 >= PrecipitationHeightMap[i] - 1)
{
PrecipitationHeightMap[i] = -999;
}
int j = HeightMap[i];
int k = GetBlockID(par1, par2, par3);
if (k == par4 && GetBlockMetadata(par1, par2, par3) == par5)
{
return(false);
}
ExtendedBlockStorage extendedblockstorage = storageArrays[par2 >> 4];
bool flag = false;
if (extendedblockstorage == null)
{
if (par4 == 0)
{
return(false);
}
extendedblockstorage = storageArrays[par2 >> 4] = new ExtendedBlockStorage((par2 >> 4) << 4);
flag = par2 >= j;
}
extendedblockstorage.SetExtBlockID(par1, par2 & 0xf, par3, par4);
int l = XPosition * 16 + par1;
int i1 = ZPosition * 16 + par3;
if (k != 0)
{
if (!WorldObj.IsRemote)
{
Block.BlocksList[k].OnBlockRemoval(WorldObj, l, par2, i1);
}
else if ((Block.BlocksList[k] is BlockContainer) && k != par4)
{
WorldObj.RemoveBlockTileEntity(l, par2, i1);
}
}
if (extendedblockstorage.GetExtBlockID(par1, par2 & 0xf, par3) != par4)
{
return(false);
}
extendedblockstorage.SetExtBlockMetadata(par1, par2 & 0xf, par3, par5);
if (flag)
{
GenerateSkylightMap();
}
else
{
if (Block.LightOpacity[par4 & 0xfff] > 0)
{
if (par2 >= j)
{
RelightBlock(par1, par2 + 1, par3);
}
}
else if (par2 == j - 1)
{
RelightBlock(par1, par2, par3);
}
PropagateSkylightOcclusion(par1, par3);
}
if (par4 != 0)
{
if (!WorldObj.IsRemote)
{
Block.BlocksList[par4].OnBlockAdded(WorldObj, l, par2, i1);
}
if (Block.BlocksList[par4] is BlockContainer)
{
TileEntity tileentity = GetChunkBlockTileEntity(par1, par2, par3);
if (tileentity == null)
{
tileentity = ((BlockContainer)Block.BlocksList[par4]).GetBlockEntity();
WorldObj.SetBlockTileEntity(l, par2, i1, tileentity);
}
if (tileentity != null)
{
tileentity.UpdateContainingBlockInfo();
}
}
}
else if (k > 0 && (Block.BlocksList[k] is BlockContainer))
{
TileEntity tileentity1 = GetChunkBlockTileEntity(par1, par2, par3);
if (tileentity1 != null)
{
tileentity1.UpdateContainingBlockInfo();
}
}
IsModified = true;
return(true);
}