int CChannelHandler::RunNote(int Octave, int Note)
{
// Run the note and handle portamento
int NewNote = MIDI_NOTE(Octave, Note);
int NesFreq = TriggerNote(NewNote);
if (m_iPortaSpeed > 0 && m_iEffect == EF_PORTAMENTO) {
if (m_iPeriod == 0)
m_iPeriod = NesFreq;
m_iPortaTo = NesFreq;
}
else
m_iPeriod = NesFreq;
m_bGate = true;
return NewNote;
}
void CInstrumentEditDlg::SwitchOnNote(int x, int y)
{
CFamiTrackerView *pView = CFamiTrackerView::GetView();
CFamiTrackerDoc *pDoc = static_cast<CFamiTrackerDoc*>(static_cast<CFrameWnd*>(GetParent())->GetActiveDocument());
CMainFrame *pFrameWnd = static_cast<CMainFrame*>(GetParent());
int Channel = pView->GetSelectedChannel(); // // //
int Chip = pDoc->GetExpansionChip();
stChanNote NoteData { };
// // // Send to respective channels whenever cursor is outside instrument chip
if (m_iSelectedInstType == INST_2A03) {
if (m_pPanels[0]->IsWindowVisible() && Channel > CHANID_NOISE)
pView->SelectChannel(pDoc->GetChannelIndex(CHANID_SQUARE1));
if (m_pPanels[1]->IsWindowVisible())
pView->SelectChannel(pDoc->GetChannelIndex(CHANID_DPCM));
}
else {
chan_id_t First = CHANNELS;
switch (m_iSelectedInstType) {
case INST_VRC6: First = CHANID_VRC6_PULSE1; break;
case INST_N163: First = CHANID_N163_CH1; break;
case INST_FDS: First = CHANID_FDS; break;
case INST_VRC7: First = CHANID_VRC7_CH1; break;
case INST_S5B: First = CHANID_S5B_CH1; break;
}
int Index = pDoc->GetChannelIndex(First);
if (Index != -1 && pDoc->GetChipType(Index) != pDoc->GetChipType(Channel))
pView->SelectChannel(Index);
}
Channel = pView->GetSelectedChannel(); // // //
if (m_KeyboardRect.PtInRect({x, y})) {
int KeyPos = (x - m_KeyboardRect.left) % 70; // // //
int Octave = (x - m_KeyboardRect.left) / 70;
int Note;
if (y > m_KeyboardRect.top + 38) {
// Only white keys
if (KeyPos >= 60) Note = NOTE_B;
else if (KeyPos >= 50) Note = NOTE_A;
else if (KeyPos >= 40) Note = NOTE_G;
else if (KeyPos >= 30) Note = NOTE_F;
else if (KeyPos >= 20) Note = NOTE_E;
else if (KeyPos >= 10) Note = NOTE_D;
else if (KeyPos >= 0) Note = NOTE_C;
}
else {
// Black and white keys
if (KeyPos >= 62) Note = NOTE_B;
else if (KeyPos >= 56) Note = NOTE_As;
else if (KeyPos >= 53) Note = NOTE_A;
else if (KeyPos >= 46) Note = NOTE_Gs;
else if (KeyPos >= 43) Note = NOTE_G;
else if (KeyPos >= 37) Note = NOTE_Fs;
else if (KeyPos >= 30) Note = NOTE_F;
else if (KeyPos >= 23) Note = NOTE_E;
else if (KeyPos >= 16) Note = NOTE_Ds;
else if (KeyPos >= 13) Note = NOTE_D;
else if (KeyPos >= 7) Note = NOTE_Cs;
else if (KeyPos >= 0) Note = NOTE_C;
}
int NewNote = MIDI_NOTE(Octave, Note); // // //
if (NewNote != m_iLastKey) {
NoteData.Note = Note;
NoteData.Octave = Octave;
NoteData.Vol = MAX_VOLUME - 1;
NoteData.Instrument = pFrameWnd->GetSelectedInstrument();
memset(NoteData.EffNumber, 0, 4);
memset(NoteData.EffParam, 0, 4);
theApp.GetSoundGenerator()->QueueNote(Channel, NoteData, NOTE_PRIO_2);
theApp.GetSoundGenerator()->ForceReloadInstrument(Channel); // // //
m_iLastKey = NewNote;
}
}
else {
NoteData.Note = pView->DoRelease() ? RELEASE : HALT;//HALT;
NoteData.Vol = MAX_VOLUME;
NoteData.Instrument = pFrameWnd->GetSelectedInstrument();;
memset(NoteData.EffNumber, 0, 4);
memset(NoteData.EffParam, 0, 4);
theApp.GetSoundGenerator()->QueueNote(Channel, NoteData, NOTE_PRIO_2);
m_iLastKey = -1;
}
}
void scan_midi() {
uint8_t data = midi_ring_buffer[midi_next_message++];
/* Status messages */
if (data & 0x80) {
midi_data_index = 0;
switch(data & 0xF0) {
case 0x90:
midi_status = MIDI_NOTE_ON;
break;
case 0x80:
midi_status = MIDI_NOTE_OFF;
break;
case 0xC0:
midi_status = MIDI_PROGRAM_CHANGE;
break;
case 0xB0:
midi_status = MIDI_CONTROL_CHANGE;
break;
default:
midi_status = MIDI_IDLE;
}
}
/* Data messages */
else {
midi_data_index += 1;
switch (midi_status) {
case MIDI_NOTE_ON:
if (midi_data_index == 2) {
if (midi_sustain && data) {
if (midi_sustain && midi_last_data == MIDI_NOTE_OFFSET)
key_octave_down();
else if (midi_sustain && midi_last_data == MIDI_NOTE_OFFSET + 87)
key_octave_up();
else
add_record_pitch_change(midi_last_data - MIDI_NOTE_OFFSET);
}
else {
if (data) {
start_note(BANK_MIDI, MIDI_NOTE(midi_last_data));
if (banks[BANK_MIDI].mode & MODE_PEDAL &&
midi_last_data >= (MIDI_NOTE_OFFSET+12))
start_note(BANK_MIDI, MIDI_NOTE(midi_last_data - 12));
}
else {
stop_note(BANK_MIDI, MIDI_NOTE(midi_last_data));
if (banks[BANK_MIDI].mode & MODE_PEDAL &&
midi_last_data >= (MIDI_NOTE_OFFSET+12))
stop_note(BANK_MIDI, MIDI_NOTE(midi_last_data - 12));
}
}
midi_data_index = 0;
}
break;
case MIDI_NOTE_OFF:
if (midi_data_index == 2) {
stop_note(BANK_MIDI, MIDI_NOTE(midi_last_data));
if (banks[BANK_MIDI].mode & MODE_PEDAL &&
midi_last_data >= (MIDI_NOTE_OFFSET+12))
stop_note(BANK_MIDI, MIDI_NOTE(midi_last_data - 12));
midi_data_index = 0;
}
break;
case MIDI_PROGRAM_CHANGE:
midi_program_change(data);
midi_data_index = 0;
break;
case MIDI_CONTROL_CHANGE:
if (midi_data_index == 2) {
if (midi_last_data == 0x40)
midi_sustain = data & 0x40; // <64 off, >=64 on
midi_data_index = 0;
}
break;
}
midi_last_data = data;
}
}
