public TestController(IProcess _Process)
     : base(_Process)
 {
     ui = new UserInterface();
     reference = 2.5;
     ui.textBox1.Text = reference.ToString();
 }
        public PIDController(IProcess _Process)
            : base(_Process)
        {
            reference = 2.5;
            Kp = 0.5;
            Ki = 0.1;
            Kd = 150.0;
            I = 0;

            ui=new UserInterface();

            ui.textBox1.Text = reference.ToString();     //ref
            ui.textBox2.Text = Kp.ToString();     //Kp
            ui.textBox3.Text= Ki.ToString();      //Ki
            ui.textBox4.Text = Kd.ToString();   //Kd
        }