Swordening.SwordeningGame.ProcessKeyboardInput C# (CSharp) Метод

        private void ProcessKeyboardInput()
        {
            var keyState = Keyboard.GetState();
            if (keyState.IsKeyUp(Keys.M) && oldState.IsKeyDown(Keys.M))
            {
                if (MediaPlayer.Volume < 1)
                {
                    MediaPlayer.Volume = 100;
                    mute = false;
                }
                else
                {
                    MediaPlayer.Volume = 0;
                    mute = true;
                }
            }
            oldState = keyState;
        }