private void broadenRiver(Tile tile, int broad, int rivnum) {
		Point[] surrPoints = Utils.getSurroundingPoints(tile.origin);
		for (Point p : surrPoints) {
			Tile t = MyzoGEN.getOutput().getTile(p);
			if (t != null && t.riverID == -1 && t.floor == tile.floor) {
				t.tile = Tiles.WATER;
				t.river = true;
				t.riverID = rivnum;
				
				if (broad == 2) {
					Point[] surrPoints2 = Utils.getSurroundingPoints(p);
					for (Point p2 : surrPoints2) {
						Tile t2 = MyzoGEN.getOutput().getTile(p2);
						if (t2 != null && t2.riverID == -1 && t2.floor == tile.floor) {
							t2.tile = Tiles.WATER;
							t2.river = true;
							t2.riverID = rivnum;
						}
					}
				}
			}
		}
	}