private bool isControlerInput()
     {
         // joystick buttons
         if(Input.GetKey(KeyCode.Joystick1Button0)  ||
            Input.GetKey(KeyCode.Joystick1Button1)  ||
            Input.GetKey(KeyCode.Joystick1Button2)  ||
            Input.GetKey(KeyCode.Joystick1Button3)  ||
            Input.GetKey(KeyCode.Joystick1Button4)  ||
            Input.GetKey(KeyCode.Joystick1Button5)  ||
            Input.GetKey(KeyCode.Joystick1Button6)  ||
            Input.GetKey(KeyCode.Joystick1Button7)  ||
            Input.GetKey(KeyCode.Joystick1Button8)  ||
            Input.GetKey(KeyCode.Joystick1Button9)  ||
            Input.GetKey(KeyCode.Joystick1Button10) ||
            Input.GetKey(KeyCode.Joystick1Button11) ||
            Input.GetKey(KeyCode.Joystick1Button12) ||
            Input.GetKey(KeyCode.Joystick1Button13) ||
            Input.GetKey(KeyCode.Joystick1Button14) ||
            Input.GetKey(KeyCode.Joystick1Button15) ||
            Input.GetKey(KeyCode.Joystick1Button16) ||
            Input.GetKey(KeyCode.Joystick1Button17) ||
            Input.GetKey(KeyCode.Joystick1Button18) ||
            Input.GetKey(KeyCode.Joystick1Button19) )
         {
             return true;
         }

         // joystick axis
         if(Input.GetAxis("XC Left Stick X") != 0.0f ||
            Input.GetAxis("XC Left Stick Y") != 0.0f ||
            Input.GetAxis("XC Triggers") != 0.0f ||
            Input.GetAxis("XC Right Stick X") != 0.0f ||
            Input.GetAxis("XC Right Stick Y") != 0.0f )
         {
             return true;
         }

         return false;
     }