Add GamepadDPadX/GamepadDPadY input axes for gamepad DPad

Source/Engine/Input/Enums.h

@@ -358,4 +358,14 @@ API_ENUM() enum class InputAxisType
     /// The keyboard only mode. For key inputs.
     /// </summary>
     KeyboardOnly = 9,
+
+    /// <summary>
+    /// Pad X axis - left/right (DPad / Directional Pad).
+    /// </summary>
+    GamepadDPadX = 10,
+
+    /// <summary>
+    /// Pad Y axis - up/down (DPad / Directional Pad).
+    /// </summary>
+    GamepadDPadY = 11,
 };

Source/Engine/Input/Input.cpp

@@ -862,7 +862,7 @@ void InputService::Update()
         }
 
         // Get axis raw value
-        float axisRawValue;
+        float axisRawValue = 0.0f;
         switch (config.Axis)
         {
         case InputAxisType::MouseX:
@@ -892,8 +892,17 @@ void InputService::Update()
         case InputAxisType::GamepadRightTrigger:
             axisRawValue = Input::GetGamepadAxis(config.Gamepad, GamepadAxis::RightTrigger);
             break;
-        default:
+        case InputAxisType::GamepadDPadX:
-            axisRawValue = 0.0f;
+            if (Input::GetGamepadButton(config.Gamepad, GamepadButton::DPadRight))
+                axisRawValue = 1;
+            else if (Input::GetGamepadButton(config.Gamepad, GamepadButton::DPadLeft))
+                axisRawValue = -1;
+            break;
+        case InputAxisType::GamepadDPadY:
+            if (Input::GetGamepadButton(config.Gamepad, GamepadButton::DPadUp))
+                axisRawValue = 1;
+            else if (Input::GetGamepadButton(config.Gamepad, GamepadButton::DPadDown))
+                axisRawValue = -1;
             break;
         }