@Override
	public Chunk provideChunk( int x, int z )
	{
		long lx = ( long ) x;
		long lz = ( long ) z;
		
		short[] id = new short[ 16 * 256 * 16 ];
		byte[] meta = new byte[ 16 * 256 * 16 ];
		
		generateBase( id, meta );
        addCaves( x, z, id, meta );
        
		Chunk chunk = makeChunk( x, z, id, meta );
		chunk.generateSkylightMap();
		
		return chunk;
	}
	
	private Chunk makeChunk( int x, int z, short[] id, byte[] meta )
	{
		Chunk chunk = new Chunk( world, x, z );
		ExtendedBlockStorage[] storage = chunk.getBlockStorageArray();
		
		int height = id.length / ( 16 * 16 ); 
		for ( int ix = 0; ix < 16; ++ix )
		{
			for ( int iz = 0; iz < 16; ++iz )
			{
				for ( int iy = 0; iy < height; ++iy )
				{
					int index = 0;
					index |= ix << 12;
					index |= iz << 8;
					index |= iy;

					int storageIndex = iy >> 4;
                    if( storage[ storageIndex ] == null )
                    {
                    	storage[ storageIndex ] = new ExtendedBlockStorage( storageIndex << 4, false );
                    }
                    
                    storage[ storageIndex ].setExtBlockID( ix, iy & 0xf, iz, id[ index ] );
                    storage[ storageIndex ].setExtBlockMetadata( ix, iy & 0xf, iz, meta[ index ] );
				}
			}
		}
		
		return chunk;
	}