Added Translatron module

MechJeb.cs

@@ -39,7 +39,7 @@ internal static bool InitInstance() {
 
 			APIReady = false;
 			modules = new object[5];
-			windows = new object[3];
+			windows = new object[4];
 			controllers = new object[7];
 
 			Instance = FlightGlobals.ActiveVessel.GetMasterMechJeb();
@@ -97,6 +97,9 @@ internal static object GetComputerModule(string moduleType) {
 		[KRPCProperty]
 		public static SmartRCS SmartRCS => GetComputerModule<SmartRCS>(windows, 1);
 
+        [KRPCProperty]
+        public static Translatron Translatron => GetComputerModule<Translatron>(windows, 3);
+
 		// CONTROLLERS
 
 		[KRPCProperty]

Translatron.cs

@@ -0,0 +1,118 @@
+using KRPC.Service.Attributes;
+using System.Reflection;
+
+namespace KRPC.MechJeb
+{
+    /// <summary>
+    /// The Translatron module controls the vessel's throttle/velocity.
+    /// </summary>
+    [KRPCClass(Service = "MechJeb")]
+    public class Translatron : DisplayModule
+    {
+        private readonly object thrustInstance;
+        private readonly FieldInfo trans_spd_act;
+        private readonly FieldInfo trans_kill_h;
+
+        private readonly FieldInfo trans_spd;
+
+        private readonly MethodInfo setMode;
+        private readonly MethodInfo panicSwitch;
+
+        public Translatron() : base("Translatron")
+        {
+            var core = this.type.GetField("core").GetValue(this.instance);
+            this.thrustInstance = core.GetType().GetField("thrust").GetValue(core);
+            var thrustType = this.thrustInstance.GetType();
+
+            this.trans_spd_act = thrustType.GetField("trans_spd_act");
+            this.trans_kill_h = thrustType.GetField("trans_kill_h");
+
+            this.trans_spd = this.type.GetField("trans_spd");
+
+            this.setMode = this.type.GetMethod("SetMode");
+            this.panicSwitch = this.type.GetMethod("PanicSwitch");
+        }
+
+        /// <summary>
+        /// Speed which trasnlatron will hold
+        /// </summary>
+        [KRPCProperty]
+        public double TranslationSpeed
+        {
+            get => EditableVariables.GetDouble(this.trans_spd, this.instance);
+            set => EditableVariables.SetDouble(this.trans_spd, this.instance, value);
+        }
+
+        /// <summary>
+        /// Kill horizontal speed
+        /// </summary>
+        [KRPCProperty]
+        public bool KillHs
+        {
+            get => (bool)this.trans_kill_h.GetValue(this.thrustInstance);
+            set => this.trans_kill_h.SetValue(this.thrustInstance, (bool)value);
+        }
+
+        /// <summary>
+        /// Sets translatron mode
+        /// </summary>
+        /// <param name="tmode">TranslatronMode you want to use <see cref="TranslatronMode"/></param>
+        [KRPCMethod]
+        public void SetMode(TranslatronMode tmode)
+        {
+            this.setMode.Invoke(this.instance, new object[] { (int)tmode });
+        }
+
+        /// <summary>
+        /// Abort mission by seperating all but the last stage and activating landing autopilot.
+        /// </summary>
+        [KRPCMethod]
+        public void PanicSwitch()
+        {
+            this.panicSwitch.Invoke(this.instance, null);
+        }
+
+        /// <summary>
+        /// Execute the selected action.
+        /// </summary>
+        [KRPCMethod]
+        public void Execute()
+        {
+            this.trans_spd_act.SetValue(this.thrustInstance, (float)TranslationSpeed);
+        }
+
+        [KRPCEnum(Service = "MechJeb")]
+        public enum TranslatronMode
+        {
+            /// <summary>
+            /// Switch off Translatron.
+            /// </summary>
+            Off,
+
+            /// <summary>
+            /// Keep orbital velocity.
+            /// </summary>
+            KeepOrbital,
+
+            /// <summary>
+            /// Keep surface velocity.
+            /// </summary>
+            KeepSurface,
+
+            /// <summary>
+            /// Keep vertical velocity (climb/descent speed).
+            /// </summary>
+            KeepVertical,
+
+            /// <summary>
+			/// Internal mode, do not set.
+			/// </summary>
+            KeepRelative,
+
+            /// <summary>
+			/// Internal mode, do not set.
+			/// </summary>
+            Direct
+        }
+    }
+}