private void trackBar1_MouseCaptureChanged(object sender, EventArgs e)
{
x = 0;
graphics.Clear(Color.White);
pid = PID.Create(Convert.ToDouble(domainUpDown1.Text), Convert.ToDouble(domainUpDown2.Text), Convert.ToDouble(domainUpDown3.Text), domainUpDown4.Text == "无限制" ? 0 : Convert.ToDouble(domainUpDown4.Text), comboBox1.Text == "增量型" ? PIDType.Increment : PIDType.Positional, Convert.ToInt32(textBox1.Text));
pid.StepEvent += Pid_StepEvent;
pid.TargetAttachEvent += Pid_TargetAttachEvent;
lastPoint = lastIncPoint = new PointF(0, 0);
pid.Start(Convert.ToDouble(trackBar1.Value / 10d), 0);
}
private void timer1_Tick(object sender, EventArgs e)
{
// using pid
double output = pid.Start(double.Parse(Output_label.Text));
// using lowpass filter to simulate system
output = system_LP.firstOrder_lowpassFilter(output, 0.3);
// drawing image if you need
Output_label.Text = output.ToString();
dt_sum += dt * 5;
list.Add(new Point((int)dt_sum + 10, pictureBox1.Height - (int)(output * 15)));
pictureBox1.Refresh();
if (dt_sum > 400)
{
timer1.Stop();
}
}
private static void ConsiderNewTemp(PID.PID pid, double newTargetTemp)
{
var diff = Math.Abs(pid.GetPreferredTemperature - newTargetTemp);
if (diff > 0.1)
{
if (pid.Started())
{
pid.Stop();
}
pid.Start((float)newTargetTemp);
}
}