/////////////////////////////////////////////////////////////////////////////
// Called when a GP button has been toggled
/////////////////////////////////////////////////////////////////////////////
s32 SEQ_UI_PAGES_GP_Button_Handler(u8 button, u8 depressed)
{
if( ui_controller_mode )
return SEQ_UI_PAGES_GP_Button_Handler_Controller(button, depressed);
// no page reacts on depressed buttons
if( depressed )
return 0;
// clear button pressed: clear track
if( seq_ui_button_state.CLEAR ) {
u8 seq = (button >= 8) ? 1 : 0;
u8 track_offset = seq ? 8 : 0;
ui_selected_tracks = seq ? 0xff00 : 0x00ff;
seq_record_state.ARMED_TRACKS = seq ? 0xff00 : 0x00ff;
u8 seq_button = button % 8;
switch( seq_button ) {
case 0: { // clear note triggers (values are kept but not played)
u8 track = track_offset;
int num_t_steps = SEQ_TRG_NumStepsGet(track);
int step8;
u8 instrument = 0;
u8 layer = 0;
for(step8=0; step8<(num_t_steps/8); ++step8)
SEQ_TRG_Set8(track, step8, layer, instrument, 0x00);
} break;
case 1: { // reset velocity values to 64
u8 track = track_offset + 1;
int num_p_layers = SEQ_PAR_NumLayersGet(track);
int par_layer;
for(par_layer=0; par_layer<num_p_layers; ++par_layer) {
int num_p_instruments = SEQ_PAR_NumInstrumentsGet(track);
int num_p_steps = SEQ_PAR_NumStepsGet(track);;
u8 init_value = 64;
int step;
int instrument;
for(instrument=0; instrument<num_p_instruments; ++instrument)
for(step=0; step<num_p_steps; ++step)
SEQ_PAR_Set(track, step, par_layer, instrument, init_value);
}
} break;
case 2: { // reset note length values to half step
u8 track = track_offset + 2;
int num_p_layers = SEQ_PAR_NumLayersGet(track);
int par_layer;
for(par_layer=0; par_layer<num_p_layers; ++par_layer) {
int num_p_instruments = SEQ_PAR_NumInstrumentsGet(track);
int num_p_steps = SEQ_PAR_NumStepsGet(track);;
u8 init_value = 51; // half length
int step;
int instrument;
for(instrument=0; instrument<num_p_instruments; ++instrument)
for(step=0; step<num_p_steps; ++step)
SEQ_PAR_Set(track, step, par_layer, instrument, init_value);
}
} break;
default: {
u8 track = track_offset + seq_button;
if( seq_button == 3 ) { // special treatmend for pitchbend
int par_layer = 0;
{
int num_p_instruments = SEQ_PAR_NumInstrumentsGet(track);
int num_p_steps = SEQ_PAR_NumStepsGet(track);;
u8 init_value = 64;
int step;
int instrument;
for(instrument=0; instrument<num_p_instruments; ++instrument)
for(step=0; step<num_p_steps; ++step)
SEQ_PAR_Set(track, step, par_layer, instrument, init_value);
}
// send pitchbend 0 for proper reset of MIDI device
SEQ_LAYER_DirectSendEvent(track, par_layer);
}
// clear CCs
{
int num_p_layers = SEQ_PAR_NumLayersGet(track);
int par_layer;
for(par_layer=(track == 3) ? 1 : 0; par_layer<num_p_layers; ++par_layer) { // don't touch pitchbender
int num_p_instruments = SEQ_PAR_NumInstrumentsGet(track);
int num_p_steps = SEQ_PAR_NumStepsGet(track);;
u8 init_value = 64;
int step;
int instrument;
for(instrument=0; instrument<num_p_instruments; ++instrument)
for(step=0; step<num_p_steps; ++step)
SEQ_PAR_Set(track, step, par_layer, instrument, init_value);
// disable CC assignment
SEQ_CC_Set(track, SEQ_CC_LAY_CONST_B1+par_layer, 0x80);
}
}
}
}
return 0;
}
switch( ui_page ) {
///////////////////////////////////////////////////////////////////////////
case SEQ_UI_PAGE_LOAD:
case SEQ_UI_PAGE_SAVE: {
// not atomic so that files can be stored in background
//portENTER_CRITICAL();
u8 group;
for(group=0; group<SEQ_CORE_NUM_GROUPS; ++group) {
seq_pattern_t *pattern = &ui_selected_pattern[group];
pattern->bank = group; // always same as group
if( button < 8 ) {
pattern->group = button;
ui_selected_pattern_changing = 1;
} else {
pattern->num = button-8;
ui_selected_pattern_changing = 0;
if( ui_page == SEQ_UI_PAGE_SAVE ) {
//DEBUG_MSG("BEGIN Save %d:%c%d\n", pattern->bank+1, 'A'+pattern->group, pattern->num+1);
s32 status = 0;
if( (status=SEQ_PATTERN_Save(group, *pattern)) < 0 )
SEQ_UI_SDCardErrMsg(2000, status);
else
load_save_notifier_ctr = 300; // notify about save operation for 300 mS
//DEBUG_MSG("END Save %d:%c%d\n", pattern->bank+1, 'A'+pattern->group, pattern->num+1);
} else {
//DEBUG_MSG("BEGIN Load %d:%c%d\n", pattern->bank+1, 'A'+pattern->group, pattern->num+1);
SEQ_PATTERN_Change(group, *pattern, 0);
load_save_notifier_ctr = 300; // notify about load operation for 300 mS
//DEBUG_MSG("END Load %d:%c%d\n", pattern->bank+1, 'A'+pattern->group, pattern->num+1);
}
}
}
//portEXIT_CRITICAL();
return 0;
} break;
///////////////////////////////////////////////////////////////////////////
case SEQ_UI_PAGE_TRIGGER: {
// should be atomic
portENTER_CRITICAL();
ui_selected_step = button;
u8 track; // only change triggers if track 0 and 8
for(track=0; track<SEQ_CORE_NUM_TRACKS; track+=8)
if( ui_selected_tracks & (1 << track) ) {
u8 *trg_ptr = (u8 *)&seq_trg_layer_value[track][2*ui_selected_step_view + (button>>3)];
*trg_ptr ^= (1 << (button&7));
}
portEXIT_CRITICAL();
return 0;
} break;
///////////////////////////////////////////////////////////////////////////
case SEQ_UI_PAGE_LENGTH: {
// should be atomic
portENTER_CRITICAL();
u8 track;
for(track=0; track<SEQ_CORE_NUM_TRACKS; ++track) {
if( ui_selected_tracks & (1 << track) ) {
if( seq_ui_button_state.LENGTH_PRESSED ) {
if( (track >= 0 && track <= 2) || (track >= 8 && track <= 10) )
SEQ_CC_Set(track, SEQ_CC_LOOP, 16*ui_selected_step_view + button);
else
SEQ_CC_Set(track, SEQ_CC_LOOP, 64*ui_selected_step_view + 4*button + 3); // 4x resolution
} else {
if( (track >= 0 && track <= 2) || (track >= 8 && track <= 10) )
SEQ_CC_Set(track, SEQ_CC_LENGTH, 16*ui_selected_step_view + button);
else
SEQ_CC_Set(track, SEQ_CC_LENGTH, 64*ui_selected_step_view + 4*button + 3); // 4x resolution
}
}
}
portEXIT_CRITICAL();
return 0;
} break;
///////////////////////////////////////////////////////////////////////////
case SEQ_UI_PAGE_PROGRESSION: {
// should be atomic
portENTER_CRITICAL();
ui_selected_progression_preset = button;
seq_ui_pages_progression_presets_t *preset = (seq_ui_pages_progression_presets_t *)&seq_ui_pages_progression_presets[ui_selected_progression_preset];
u8 track;
for(track=0; track<SEQ_CORE_NUM_TRACKS; track+=8) {
if( ui_selected_tracks & (1 << track) ) {
SEQ_CC_Set(track, SEQ_CC_STEPS_FORWARD, (preset->steps_forward > 0) ? (preset->steps_forward-1) : 0);
SEQ_CC_Set(track, SEQ_CC_STEPS_JMPBCK, preset->steps_jump_back);
SEQ_CC_Set(track, SEQ_CC_STEPS_REPLAY, preset->steps_replay);
SEQ_CC_Set(track, SEQ_CC_STEPS_REPEAT, preset->steps_repeat);
SEQ_CC_Set(track, SEQ_CC_STEPS_SKIP, preset->steps_skip);
SEQ_CC_Set(track, SEQ_CC_STEPS_RS_INTERVAL, preset->steps_rs_interval);
}
}
// GP1 also requests synch to measure
// it's a good idea to do this for all tracks so that both sequences are in synch again
if( button == 0 )
SEQ_CORE_ManualSynchToMeasure(0xffff);
portEXIT_CRITICAL();
return 0;
} break;
///////////////////////////////////////////////////////////////////////////
case SEQ_UI_PAGE_GROOVE: {
// should be atomic
portENTER_CRITICAL();
// first button turns off groove function
// remaining buttons select custom groove #1..15
u8 groove_style = 0;
if( button > 0 ) // note: starting at second custom groove, the first groove is always "off"
groove_style = button+8-1;
SEQ_UI_CC_Set(SEQ_CC_GROOVE_STYLE, groove_style);
portEXIT_CRITICAL();
return 0;
} break;
///////////////////////////////////////////////////////////////////////////
case SEQ_UI_PAGE_ECHO: {
// should be atomic
portENTER_CRITICAL();
ui_selected_echo_preset = button;
seq_ui_pages_echo_presets_t *preset = (seq_ui_pages_echo_presets_t *)&seq_ui_pages_echo_presets[ui_selected_echo_preset];
u8 track;
for(track=0; track<SEQ_CORE_NUM_TRACKS; track+=8) {
if( ui_selected_tracks & (1 << track) ) {
SEQ_CC_Set(track, SEQ_CC_ECHO_REPEATS, preset->repeats);
SEQ_CC_Set(track, SEQ_CC_ECHO_DELAY, preset->delay);
SEQ_CC_Set(track, SEQ_CC_ECHO_VELOCITY, preset->velocity);
SEQ_CC_Set(track, SEQ_CC_ECHO_FB_VELOCITY, preset->fb_velocity);
SEQ_CC_Set(track, SEQ_CC_ECHO_FB_NOTE, preset->fb_note);
SEQ_CC_Set(track, SEQ_CC_ECHO_FB_GATELENGTH, preset->fb_gatelength);
SEQ_CC_Set(track, SEQ_CC_ECHO_FB_TICKS, preset->fb_ticks);
}
}
portEXIT_CRITICAL();
} break;
///////////////////////////////////////////////////////////////////////////
case SEQ_UI_PAGE_HUMANIZER: {
// should be atomic
portENTER_CRITICAL();
ui_selected_humanizer_preset = button;
seq_ui_pages_humanizer_presets_t *preset = (seq_ui_pages_humanizer_presets_t *)&seq_ui_pages_humanizer_presets[ui_selected_humanizer_preset];
u8 track;
for(track=0; track<SEQ_CORE_NUM_TRACKS; track+=8) {
if( ui_selected_tracks & (1 << track) ) {
SEQ_CC_Set(track, SEQ_CC_HUMANIZE_MODE, preset->mode);
SEQ_CC_Set(track, SEQ_CC_HUMANIZE_VALUE, preset->value);
}
}
portEXIT_CRITICAL();
return 0;
} break;
///////////////////////////////////////////////////////////////////////////
case SEQ_UI_PAGE_LFO: {
// should be atomic
portENTER_CRITICAL();
ui_selected_lfo_preset = button;
seq_ui_pages_lfo_presets_t *preset = (seq_ui_pages_lfo_presets_t *)&seq_ui_pages_lfo_presets[ui_selected_lfo_preset];
u8 track;
for(track=0; track<SEQ_CORE_NUM_TRACKS; track+=8) {
if( ui_selected_tracks & (1 << track) ) {
SEQ_CC_Set(track, SEQ_CC_LFO_WAVEFORM, preset->waveform);
SEQ_CC_Set(track, SEQ_CC_LFO_AMPLITUDE, preset->amplitude);
SEQ_CC_Set(track, SEQ_CC_LFO_PHASE, preset->phase);
SEQ_CC_Set(track, SEQ_CC_LFO_STEPS, preset->steps);
SEQ_CC_Set(track, SEQ_CC_LFO_STEPS_RST, preset->steps_rst);
SEQ_CC_Set(track, SEQ_CC_LFO_ENABLE_FLAGS, preset->enable_flags);
SEQ_CC_Set(track, SEQ_CC_LFO_CC, preset->cc);
SEQ_CC_Set(track, SEQ_CC_LFO_CC_OFFSET, preset->cc_offset);
SEQ_CC_Set(track, SEQ_CC_LFO_CC_PPQN, preset->cc_ppqn);
}
}
portEXIT_CRITICAL();
return 0;
} break;
///////////////////////////////////////////////////////////////////////////
case SEQ_UI_PAGE_SCALE: {
// should be atomic
portENTER_CRITICAL();
// if SCALE button not pressed: select root key
if( !seq_ui_button_state.SCALE_PRESSED ) {
if( button < 12 ) {
seq_core_global_scale_root_selection = button + 1;
} else {
seq_core_global_scale_root_selection = 0; // via keyboard
}
} else {
// if pressed: select scale
ui_selected_scale = button;
if( ui_selected_scale == 0 ) {
// disable force-to-scale for both note tracks (makes sense, since the scale itself is global as well)
u8 track;
for(track=0; track<SEQ_CORE_NUM_TRACKS; track+=8)
seq_cc_trk[track].mode.FORCE_SCALE = 0;
} else {
// select scale
seq_core_global_scale = seq_ui_pages_scale_presets[ui_selected_scale];
// enable force-to-scale for both note tracks (makes sense, since the scale itself is global as well)
u8 track;
for(track=0; track<SEQ_CORE_NUM_TRACKS; track+=8)
seq_cc_trk[track].mode.FORCE_SCALE = 1;
}
}
portEXIT_CRITICAL();
return 0;
} break;
///////////////////////////////////////////////////////////////////////////
case SEQ_UI_PAGE_MUTE: {
// should be atomic
portENTER_CRITICAL();
seq_core_trk_muted ^= (1 << button);
portEXIT_CRITICAL();
return 0;
} break;
///////////////////////////////////////////////////////////////////////////
case SEQ_UI_PAGE_MIDICHN: {
// should be atomic
portENTER_CRITICAL();
u8 track;
for(track=0; track<SEQ_CORE_NUM_TRACKS; ++track)
if( ui_selected_tracks & (1 << track) )
SEQ_CC_Set(track, SEQ_CC_MIDI_CHANNEL, button);
portEXIT_CRITICAL();
return 0;
} break;
///////////////////////////////////////////////////////////////////////////
case SEQ_UI_PAGE_REC_ARM: {
// should be atomic
portENTER_CRITICAL();
// allow to select an unplayed track
if( button >= 8 && (seq_record_state.ARMED_TRACKS & 0x00ff) )
seq_record_state.ARMED_TRACKS = 0xff00;
else if( button < 8 && (seq_record_state.ARMED_TRACKS & 0xff00) )
seq_record_state.ARMED_TRACKS = 0x00ff;
else {
seq_record_state.ARMED_TRACKS ^= (1 << button);
}
portEXIT_CRITICAL();
return 0;
} break;
///////////////////////////////////////////////////////////////////////////
case SEQ_UI_PAGE_REC_STEP: {
case SEQ_UI_PAGE_REC_LIVE:
// should be atomic
portENTER_CRITICAL();
seq_record_step = 16*ui_selected_step_view + button;
// we will always clear the current step for more comfortable handling
// (no need to select the Trigger page for doing this)
u8 track; // only change triggers if track 0 and 8
for(track=0; track<SEQ_CORE_NUM_TRACKS; track+=8)
if( seq_record_state.ARMED_TRACKS & (1 << track) ) {
u8 *trg_ptr = (u8 *)&seq_trg_layer_value[track][2*ui_selected_step_view + (button>>3)];
*trg_ptr &= ~(1 << (button&7));
SEQ_RECORD_Reset(track);
}
portEXIT_CRITICAL();
return 0;
} break;
/////////////////////////////////////////////////////////////////////////////
// Local encoder callback function
// Should return:
// 1 if value has been changed
// 0 if value hasn't been changed
// -1 if invalid or unsupported encoder
/////////////////////////////////////////////////////////////////////////////
static s32 Encoder_Handler(seq_ui_encoder_t encoder, s32 incrementer)
{
// ensure that original screen will be print immediately
ui_hold_msg_ctr = 0;
#if 0
// leads to: comparison is always true due to limited range of data type
if( (encoder >= SEQ_UI_ENCODER_GP1 && encoder <= SEQ_UI_ENCODER_GP16) ) {
#else
if( encoder <= SEQ_UI_ENCODER_GP16 ) {
#endif
// select step within view
ui_selected_step = (ui_selected_step_view << 4) | (u8)encoder;
// show edit page for 2 seconds
ui_hold_msg_ctr = 2000;
// forward manual trigger to SEQ_CORE
SEQ_CORE_ManualTrigger(ui_selected_step);
return 1; // value changed
}
return -1; // invalid or unsupported encoder
}
/////////////////////////////////////////////////////////////////////////////
// Local button callback function
// Should return:
// 1 if value has been changed
// 0 if value hasn't been changed
// -1 if invalid or unsupported button
/////////////////////////////////////////////////////////////////////////////
static s32 Button_Handler(seq_ui_button_t button, s32 depressed)
{
if( depressed ) return 0; // ignore when button depressed
// ensure that original screen will be print immediately
ui_hold_msg_ctr = 0;
#if 0
// leads to: comparison is always true due to limited range of data type
if( button >= SEQ_UI_BUTTON_GP1 && button <= SEQ_UI_BUTTON_GP16 ) {
#else
if( button <= SEQ_UI_BUTTON_GP16 ) {
#endif
// -> same handling like for encoders
return Encoder_Handler(button, 0);
}
switch( button ) {
case SEQ_UI_BUTTON_Select: {
// Request synch to measure for all selected tracks
SEQ_CORE_ManualSynchToMeasure();
return 1;
} break;
case SEQ_UI_BUTTON_Right:
case SEQ_UI_BUTTON_Up:
if( depressed ) return 0; // ignore when button depressed
return Encoder_Handler(SEQ_UI_ENCODER_Datawheel, 1);
case SEQ_UI_BUTTON_Left:
case SEQ_UI_BUTTON_Down:
if( depressed ) return 0; // ignore when button depressed
return Encoder_Handler(SEQ_UI_ENCODER_Datawheel, -1);
}
return -1; // invalid or unsupported button
}
/////////////////////////////////////////////////////////////////////////////
// Local Display Handler function
// IN: <high_prio>: if set, a high-priority LCD update is requested
/////////////////////////////////////////////////////////////////////////////
static s32 LCD_Handler(u8 high_prio)
{
// branch to edit page if requested
if( ui_hold_msg_ctr )
return SEQ_UI_EDIT_LCD_Handler(high_prio, SEQ_UI_EDIT_MODE_MANUAL);
// layout:
// 00000000001111111111222222222233333333330000000000111111111122222222223333333333
// 01234567890123456789012345678901234567890123456789012345678901234567890123456789
// <--------------------------------------><-------------------------------------->
// Selected Tracks: 1234 1234 1234 1234 Press SELECT to Synch to Measure!
// lower line: print step 1..16/17..32/...
///////////////////////////////////////////////////////////////////////////
SEQ_LCD_CursorSet(0, 0);
SEQ_LCD_PrintString(" Selected Tracks: ");
u8 track;
for(track=0; track<16; ++track) {
if( seq_core_trk[track].state.SYNC_MEASURE )
SEQ_LCD_PrintChar('S');
else if( SEQ_UI_IsSelectedTrack(track) )
SEQ_LCD_PrintChar('*');
else
SEQ_LCD_PrintChar('1' + (track&3));
if( (track&3) == 3 )
SEQ_LCD_PrintChar(' ');
}
SEQ_LCD_PrintSpaces(1);
SEQ_LCD_PrintString(" Press SELECT to Synch to Measure! ");
///////////////////////////////////////////////////////////////////////////
SEQ_LCD_CursorSet(0, 1);
u8 step;
for(step=0; step<16; ++step)
SEQ_LCD_PrintFormattedString(" %2d ", 16*ui_selected_step_view + step + 1);
return 0; // no error
}
/////////////////////////////////////////////////////////////////////////////
// Initialisation
/////////////////////////////////////////////////////////////////////////////
s32 SEQ_UI_MANUAL_Init(u32 mode)
{
// install callback routines
SEQ_UI_InstallButtonCallback(Button_Handler);
SEQ_UI_InstallEncoderCallback(Encoder_Handler);
SEQ_UI_InstallLEDCallback(LED_Handler);
SEQ_UI_InstallLCDCallback(LCD_Handler);
return 0; // no error
}
