class Vector3f implements Savable, Cloneable, java.io.Serializable {

    public Vector3f negateLocal() {
        x = -x;
        y = -y;
        z = -z;
        return this;
    }

    public  Vector3f();
    public  Vector3f(float x, float y, float z);
    public  Vector3f(Vector3f copy);

}