[Input] Added SetVibration() API skeleton

Source/OpenTK/Input/GamePad.cs

@@ -65,5 +65,22 @@ namespace OpenTK.Input
         {
             return driver.GetState(index);
         }
+
+        /// <summary>
+        /// Sets the vibration intensity for the left and right motors of this <see cref="GamePad"/>
+        /// </summary>
+        /// <returns>
+        /// <c>true</c>, if vibration was set, <c>false</c> otherwise. This method can return false
+        /// if the <c>GamePad</c> hardware does not support vibration or if it cannot respond to
+        /// the command for any reason. Do not loop until this becomes true, but rather ignore
+        /// a return value of false.
+        /// </returns>
+        /// <param name="index">A zero-based device index for the <c>GamePad</c> device to affect</param>
+        /// <param name="left">The vibration intensity for the left motor, between 0.0 and 1.0.</param>
+        /// <param name="right">The vibration intensity for the right motor, between 0.0 and 1.0.</param>
+        public static bool SetVibration(int index, float left, float right)
+        {
+            return driver.SetVibration(index, left, right);
+        }
     }
 }

Source/OpenTK/Input/IGamePadDriver.cs

@@ -19,5 +19,7 @@ namespace OpenTK.Input
         /// <remarks>
         /// <para>If no device exists at the specified index, the return value is <see cref="System.String.Empty"/>.</para></remarks>
         string GetName(int index);
+
+        bool SetVibration(int index, float left, float right);
     }
 }

Source/OpenTK/Platform/MappedGamePadDriver.cs

@@ -168,6 +168,11 @@ namespace OpenTK.Platform
             return name;
         }
 
+        public bool SetVibration(int index, float left, float right)
+        {
+            return false;
+        }
+
         #region Private Members
 
         GamePadConfiguration GetConfiguration(Guid guid)

Source/OpenTK/Platform/SDL2/Sdl2JoystickDriver.cs

@@ -567,6 +567,11 @@ namespace OpenTK.Platform.SDL2
         {
             return gamepad_driver.GetName(index);
         }
+
+        public bool SetVibration(int index, float left, float right)
+        {
+            return false;
+        }
 #endif
 
         #endregion

Source/OpenTK/Platform/Windows/XInputJoystick.cs

@@ -87,7 +87,12 @@ namespace OpenTK.Platform.Windows
 
         public string GetName(int index)
         {
-            throw new NotImplementedException();
+            return String.Empty;
+        }
+
+        public bool SetVibration(int index, float left, float right)
+        {
+            return false;
         }
 
         #endregion

Source/OpenTK/Platform/X11/X11Joystick.cs

@@ -263,17 +263,22 @@ namespace OpenTK.Platform.X11
 
         public GamePadCapabilities GetCapabilities(int index)
         {
-            throw new NotImplementedException();
+            return new GamePadCapabilities();
         }
 
         public GamePadState GetState(int index)
         {
-            throw new NotImplementedException();
+            return new GamePadState();
         }
 
         public string GetName(int index)
         {
-            throw new NotImplementedException();
+            return String.Empty;
+        }
+
+        public bool SetVibration(int index, float left, float right)
+        {
+            return false;
         }
 
         #endregion
@@ -282,17 +287,17 @@ namespace OpenTK.Platform.X11
 
         JoystickState IJoystickDriver2.GetState(int index)
         {
-            throw new NotImplementedException();
+            return new JoystickState();
         }
 
         JoystickCapabilities IJoystickDriver2.GetCapabilities(int index)
         {
-            throw new NotImplementedException();
+            return new JoystickCapabilities();
         }
 
         Guid IJoystickDriver2.GetGuid(int index)
         {
-            throw new NotImplementedException();
+            return new Guid();
         }
 
         #endregion