@SideOnly(Side.CLIENT)
public int getRenderType() { return ClientProxy.reinforcedLockerRenderId; }
@Override
public boolean isSideSolid(IBlockAccess world, int x, int y, int z, ForgeDirection side) {
TileEntityLocker locker = WorldUtils.get(world, x, y, z, TileEntityLocker.class);
return ((locker == null) || (locker.getOrientation() != side));
}