add getters for more commonly used vehicle fields

Source/Engine/Physics/Actors/WheeledVehicle.cpp

@@ -213,11 +213,21 @@ void WheeledVehicle::SetBrake(float value)
     _tankRightBrake = value;
 }
 
+float WheeledVehicle::GetBrake()
+{
+    return _brake;
+}
+
 void WheeledVehicle::SetHandbrake(float value)
 {
     _handBrake = Math::Saturate(value);
 }
 
+float WheeledVehicle::GetHandbrake()
+{
+    return _handBrake;
+}
+
 void WheeledVehicle::SetTankLeftThrottle(float value)
 {
     _tankLeftThrottle = Math::Clamp(value, -1.0f, 1.0f);

Source/Engine/Physics/Actors/WheeledVehicle.h

@@ -578,12 +578,24 @@ public:
     /// <param name="value">The value (0,1 range).</param>
     API_FUNCTION() void SetBrake(float value);
 
+    /// <summary>
+    /// Gets the vehicle brakes. Brake is the analog brake pedal value in range (0,1) where 1 represents the pedal fully pressed and 0 represents the pedal in its rest state.
+    /// </summary>
+    /// <returns>The vehicle brake.</returns>
+    API_FUNCTION() float GetBrake();
+
     /// <summary>
     /// Sets the input for vehicle handbrake. Handbrake is the analog handbrake value in range (0,1) where 1 represents the handbrake fully engaged and 0 represents the handbrake in its rest state.
     /// </summary>
     /// <param name="value">The value (0,1 range).</param>
     API_FUNCTION() void SetHandbrake(float value);
 
+    /// <summary>
+    /// Gets the vehicle handbrake. Handbrake is the analog handbrake value in range (0,1) where 1 represents the handbrake fully engaged and 0 represents the handbrake in its rest state.
+    /// </summary>
+    /// <returns>The vehicle handbrake.</returns>
+    API_FUNCTION() float GetHandbrake();
+
     /// <summary>
     /// Sets the input for tank left track throttle. It is the analog accelerator pedal value in range (-1,1) where 1 represents the pedal fully pressed to move to forward, 0 to represents the 
     /// pedal in its rest state and -1 represents the pedal fully pressed to move to backward. The track direction will be inverted if the vehicle current gear is rear.