public Vector3f multLocal(Vector3f vec) { if(null == vec) { LoggingSystem.getLogger().log(Level.WARNING, "Provided vector is " + "null, null returned."); return null; } x *= vec.x; y *= vec.y; z *= vec.z;
public Vector3f multLocal(float scalar) { x *= scalar; y *= scalar; z *= scalar;
    public Vector3f multLocal(Vector3f vec) {        if(null == vec) {            LoggingSystem.getLogger().log(Level.WARNING, "Provided vector is " +                "null, null returned.");            return null;        }        x *= vec.x;        y *= vec.y;        z *= vec.z;        return this;    }