NScumm.Core.Audio.SoftSynth.TownsMidiOutputChannel.NoteOn C# (CSharp) Method

        public void NoteOn(byte msb, ushort lsb)
        {
            _freq = (ushort)((msb << 7) + lsb);
            _freqAdjust = 0;
            KeyOnSetFreq(_freq);
        }

        public override void NoteOn(byte note, byte velocity)
        {
            TownsMidiOutputChannel oc = _driver.AllocateOutputChannel(_priority);

            if (oc == null)
            {
                return;
            }

            oc.Connect(this);

            oc._adjustModTl    = (byte)(_instrument[10] & 1);
            oc._note           = note;
            oc._sustainNoteOff = 0;
            oc._duration       = (short)(_instrument[29] * 63);

            oc._operator1Tl = (byte)((_instrument[1] & 0x3f) + _driver._operatorLevelTable[((velocity >> 1) << 5) + (_instrument[4] >> 2)]);
            if (oc._operator1Tl > 63)
            {
                oc._operator1Tl = 63;
            }

            oc._operator2Tl = (byte)((_instrument[6] & 0x3f) + _driver._operatorLevelTable[((velocity >> 1) << 5) + (_instrument[9] >> 2)]);
            if (oc._operator2Tl > 63)
            {
                oc._operator2Tl = 63;
            }

            oc.SetupProgram(_instrument, oc._adjustModTl == 1 ? _programAdjustLevel[_driver._operatorLevelTable[(_tl >> 2) + (oc._operator1Tl << 5)]] : oc._operator1Tl, _programAdjustLevel[_driver._operatorLevelTable[(_tl >> 2) + (oc._operator2Tl << 5)]]);
            oc.NoteOn((byte)(note + _transpose), _freqLSB);

            if ((_instrument[11] & 0x80) != 0)
            {
                oc.SetupEffects(0, _instrument[11], _instrument, 12);
            }
            else
            {
                oc._effectEnvelopes[0].state = EnvelopeState.Ready;
            }

            if ((_instrument[20] & 0x80) != 0)
            {
                oc.SetupEffects(1, _instrument[20], _instrument, 21);
            }
            else
            {
                oc._effectEnvelopes[1].state = EnvelopeState.Ready;
            }
        }