public void sendVisibilityIndicator(Entity e) {
final Object[] data = new Object[3];
data[0] = new Integer(e.getId());
data[1] = Boolean.valueOf(e.isSeenByEnemy());
data[2] = Boolean.valueOf(e.isVisibleToEnemy());
send(new Packet(Packet.COMMAND_ENTITY_VISIBILITY_INDICATOR, data));
}