public static final PropertyBool TOP = PropertyBool.create("top");

    public BlockLivingLamp()
    {
        setDefaultState(blockState.getBaseState().withProperty(TOP, true));
    }

    @Override
    protected BlockStateContainer createBlockState()
    {
        return new BlockStateContainer(this, TOP);
    }

    @Override
    public int getMetaFromState(IBlockState state)
    {
        return state.getValue(TOP) ? 0 : 1;
    }

    @Override
    public IBlockState getStateFromMeta(int meta)
    {
        return getDefaultState().withProperty(TOP, meta == 0);
    }