Loop

src/main.rs

@@ -37,32 +37,31 @@ fn main() -> Result<(), Box<dyn Error>> {
     let white = calibrate_gray(&mut screen, &sensor, &mut buttons, "Weiß", &font)?;
     let setpoint = (black + white) / 2.0;
 
+    loop {
         let (k_p, k_i, k_d, v) = select_values(&mut screen, &mut buttons, &font);
 
         draw_driving(&mut screen, &font);
-
         let result = follow_line(
             (&left_motor, &right_motor),
             &sensor,
             &mut buttons,
             setpoint,
-        (k_p / 10.0, k_i, k_d),
+            (k_p / 10.0, k_i / 100.0, k_d / 100.0),
             v,
         );
         left_motor.stop().and(right_motor.stop())?;
         let time = match result {
             Ok(time) => time,
-        Err(ProgramError::UserAbort) => return Ok(()),
+            Err(ProgramError::UserAbort) => continue,
             e => e?,
         };
 
-    buttons.process();
         draw_finished(&mut screen, time, &font);
+        buttons.process();
         while !buttons.is_enter_pressed() {
             buttons.process();
         }
-
-    Ok(())
+    }
 }
 
 fn select_values(