Method UpdateHeightmap

src/Generating/ChunkDesc.cpp:567–586

void cChunkDesc::UpdateHeightmap(void)
{
	for (int x = 0; x < cChunkDef::Width; x++)
	{
		for (int z = 0; z < cChunkDef::Width; z++)
		{
			int Height = 0;
			for (int y = cChunkDef::Height - 1; y > 0; y--)
			{
				BLOCKTYPE BlockType = GetBlockType(x, y, z);
				if (BlockType != E_BLOCK_AIR)
				{
					Height = y;
					break;
				}
			}  // for y
			SetHeight(x, z, Height);
		}  // for z
	}  // for x
}