selector = new ExtendingCuboidRegionSelector(world);
} else {
selector = new CuboidRegionSelector(world);
}
selector.selectPrimary(min, ActorSelectorLimits.forActor(player));
selector.selectSecondary(max, ActorSelectorLimits.forActor(player));
session.setRegionSelector(world, selector);
session.dispatchCUISelection(player);
}