public static boolean isUpgradeForTurret(
TurretUpgrades upg, Class<? extends EntityTurret_Base> turretCls) {
if (turretCls == null) return false;
for (Class<? extends EntityTurret_Base> upgCls : upg.getTurrets()) {
if (upgCls.isAssignableFrom(turretCls)) return true;
}
return false;
}
