@CommandPermissions("worldedit.region.forest")
@Logging(REGION)
public void forest(Player player, EditSession editSession, @Selection Region region, @Optional("tree") TreeType type,
@Optional("5") @Range(min = 0, max = 100) double density) throws WorldEditException {
density = density / 100;
ForestGenerator generator = new ForestGenerator(editSession, new TreeGenerator(type));
GroundFunction ground = new GroundFunction(new ExistingBlockMask(editSession), generator);
LayerVisitor visitor = new LayerVisitor(asFlatRegion(region), minimumBlockY(region), maximumBlockY(region), ground);
visitor.setMask(new NoiseFilter2D(new RandomNoise(), density));
Operations.completeLegacy(visitor);