*

Unity/Assets/Scripts/CarDebug.cs

@@ -0,0 +1,21 @@
+using UnityEngine;
+using UnityEditor;
+using System.Collections;
+
+[ExecuteInEditMode]
+public class CarDebug : MonoBehaviour {
+	public bool showTorquePlot = true;
+	public bool showHpPlot = true;
+
+	void OnDrawGizmosSelected(){
+		if (enabled) {
+			var car = GetComponent<Car> ();
+			if (car != null) {
+				if(car.engine != null){
+					Handles.BeginGUI ();
+					Handles.EndGUI ();
+				}
+			}
+		}
+	}
+}