Symphonary.MidiInfo.GetUsedChannels C# (CSharp) 메소드

        private void GetUsedChannels()
        {
            for (int i = 0; i < a_UsedChannels.Length; i++)
            {
                a_UsedChannels[i] = false;
            }

            for (int i = 0; i < i_NumMusicChannels; i++)
            {
                for (int j = 0; j < midiEventCollection[i + 1].Count; j++)
                {
                    if (midiEventCollection[i + 1][j].CommandCode == MidiCommandCode.NoteOn || midiEventCollection[i + 1][j].CommandCode == MidiCommandCode.NoteOff)
                    {
                        a_UsedChannels[midiEventCollection[i + 1][j].Channel - 1] = true;
                        a_ExistingChannelOrder[midiEventCollection[i + 1][j].Channel - 1] = i + 1;
                        break;
                    }
                }
            }
        }