@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		BoundingBox other = (BoundingBox) obj;
		if (Double.doubleToLongBits(bottom) != Double
				.doubleToLongBits(other.bottom))
			return false;
		if (Double.doubleToLongBits(left) != Double
				.doubleToLongBits(other.left))
			return false;
		if (Double.doubleToLongBits(right) != Double
				.doubleToLongBits(other.right))
			return false;
		if (Double.doubleToLongBits(top) != Double.doubleToLongBits(other.top))
			return false;
		return true;
	}