NScumm.Scumm.Audio.IMuse.IMuseInternal.SetChannelVolume C# (CSharp) Method

        protected int SetChannelVolume(uint chan, uint vol)
        {
            if (chan >= 8 || vol > 127)
                return -1;

            _channel_volume[chan] = (ushort)vol;
            _channel_volume_eff[chan] = (ushort)(_master_volume * _music_volume * vol / 255 / 255);
            UpdateVolumes();
            return 0;
        }