/////////////////////////////////////////////////////////////////////////////
// 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)
{
#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
if( seq_ui_button_state.SELECT_PRESSED && !seq_ui_button_state.CHANGE_ALL_STEPS ) {
// select button pressed: indirect MUTED flag modification (taken over when select button depressed)
u16 mask = 1 << encoder;
if( incrementer < 0 || (incrementer == 0 && !(latched_mute & mask)) )
latched_mute |= mask;
else
latched_mute &= ~mask;
} else {
// select button not pressed: direct MUTED flag modification
// access to seq_core_trk[] must be atomic!
portENTER_CRITICAL();
u8 visible_track = SEQ_UI_VisibleTrackGet();
u16 mask = 1 << encoder;
u16 *muted = (u16 *)&seq_core_trk_muted;
if( seq_ui_button_state.CHANGE_ALL_STEPS ) {
switch( encoder ) {
case SEQ_UI_ENCODER_GP1:
case SEQ_UI_ENCODER_GP2:
*muted = 0xffff;
SEQ_UI_Msg(SEQ_UI_MSG_USER, 1000, "All Tracks", "muted");
break;
case SEQ_UI_ENCODER_GP3:
case SEQ_UI_ENCODER_GP4:
case SEQ_UI_ENCODER_GP5:
muted = (u16 *)&seq_core_trk[visible_track].layer_muted;
*muted = 0xffff;
SEQ_UI_Msg(SEQ_UI_MSG_USER, 1000, "All Layers", "of current Track muted");
break;
case SEQ_UI_ENCODER_GP6:
case SEQ_UI_ENCODER_GP7:
case SEQ_UI_ENCODER_GP8: {
*muted = 0xffff;
int track;
for(track=0; track<SEQ_CORE_NUM_TRACKS; ++track) {
seq_core_trk[track].layer_muted = 0xffff;
}
SEQ_UI_Msg(SEQ_UI_MSG_USER, 1000, "All Layers", "and Tracks muted");
} break;
case SEQ_UI_ENCODER_GP9:
case SEQ_UI_ENCODER_GP10:
*muted = 0x0000;
SEQ_UI_Msg(SEQ_UI_MSG_USER_R, 1000, "All Tracks", "unmuted");
break;
case SEQ_UI_ENCODER_GP11:
case SEQ_UI_ENCODER_GP12:
case SEQ_UI_ENCODER_GP13:
muted = (u16 *)&seq_core_trk[visible_track].layer_muted;
*muted = 0x0000;
SEQ_UI_Msg(SEQ_UI_MSG_USER_R, 1000, "All Layers", "of current Track unmuted");
break;
case SEQ_UI_ENCODER_GP14:
case SEQ_UI_ENCODER_GP15:
case SEQ_UI_ENCODER_GP16: {
*muted = 0x0000;
int track;
for(track=0; track<SEQ_CORE_NUM_TRACKS; ++track) {
seq_core_trk[track].layer_muted = 0x0000;
}
SEQ_UI_Msg(SEQ_UI_MSG_USER_R, 1000, "All Layers", "and Tracks unmuted");
} break;
}
} else {
if( seq_ui_button_state.MUTE_PRESSED )
muted = (u16 *)&seq_core_trk[visible_track].layer_muted;
else if( SEQ_BPM_IsRunning() ) { // Synched Mutes only when sequencer is running
if( !(*muted & mask) && seq_core_options.SYNCHED_MUTE && !seq_ui_button_state.FAST_ENCODERS ) { // Fast button will disable synched mute
muted = (u16 *)&seq_core_trk_synched_mute;
} else if( (*muted & mask) && seq_core_options.SYNCHED_UNMUTE && !seq_ui_button_state.FAST_ENCODERS ) { // Fast button will disable synched unmute
muted = (u16 *)&seq_core_trk_synched_unmute;
}
} else {
// clear synched mutes/unmutes if sequencer not running
seq_core_trk_synched_mute = 0;
seq_core_trk_synched_unmute = 0;
}
if( incrementer < 0 )
*muted |= mask;
else if( incrementer > 0 )
*muted &= ~mask;
else
*muted ^= mask;
}
portEXIT_CRITICAL();
if( muted == ((u16 *)&seq_core_trk_muted) ) {
// send to external
SEQ_MIDI_IN_ExtCtrlSend(SEQ_MIDI_IN_EXT_CTRL_MUTES, (*muted & mask) ? 127 : 0, encoder);
}
}
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 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
if( depressed ) return 0; // ignore when button depressed
// re-using encoder routine
return Encoder_Handler(button, 0);
}
switch( button ) {
case SEQ_UI_BUTTON_Select:
portENTER_CRITICAL();
if( depressed ) {
// select button released: take over latched mutes
if( seq_ui_button_state.MUTE_PRESSED ) {
u8 visible_track = SEQ_UI_VisibleTrackGet();
seq_core_trk[visible_track].layer_muted = latched_mute;
} else {
u16 new_mutes = latched_mute & ~seq_core_trk_muted;
if( SEQ_BPM_IsRunning() && seq_core_options.SYNCHED_MUTE && !seq_ui_button_state.FAST_ENCODERS ) // Fast button will disable synched mute
seq_core_trk_synched_mute |= new_mutes;
else
seq_core_trk_muted |= new_mutes;
u16 new_unmutes = ~latched_mute & seq_core_trk_muted;
if( SEQ_BPM_IsRunning() && seq_core_options.SYNCHED_UNMUTE && !seq_ui_button_state.FAST_ENCODERS ) // Fast button will disable synched unmute
seq_core_trk_synched_unmute |= new_unmutes;
else
seq_core_trk_muted &= ~new_unmutes;
}
} else {
// select pressed: init latched mutes which will be taken over once SELECT button released
if( seq_ui_button_state.MUTE_PRESSED ) {
u8 visible_track = SEQ_UI_VisibleTrackGet();
latched_mute = seq_core_trk[visible_track].layer_muted;
} else {
latched_mute = seq_core_trk_muted;
}
}
portEXIT_CRITICAL();
return 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)
{
// layout:
// 00000000001111111111222222222233333333330000000000111111111122222222223333333333
// 01234567890123456789012345678901234567890123456789012345678901234567890123456789
// <--------------------------------------><-------------------------------------->
// > 1< 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
// ...horizontal VU meters...
// Mute All screen:
// 00000000001111111111222222222233333333330000000000111111111122222222223333333333
// 01234567890123456789012345678901234567890123456789012345678901234567890123456789
// <--------------------------------------><-------------------------------------->
// Mute Mute Mute all Tracks Unmute Unmute Unmute all Tracks
// all Tracks G1T1 Layers and all Layersall Tracks G1T1 Layers and all Layers
if( seq_ui_button_state.CHANGE_ALL_STEPS ) {
if( high_prio )
return 0;
SEQ_LCD_CursorSet(0, 0);
SEQ_LCD_PrintString(" Mute Mute Mute all Tracks Unmute Unmute Unmute all Tracks");
SEQ_LCD_CursorSet(0, 1);
SEQ_LCD_PrintString("all Tracks ");
SEQ_LCD_PrintGxTy(ui_selected_group, ui_selected_tracks);
SEQ_LCD_PrintString(" Layers and all Layersall Tracks ");
SEQ_LCD_PrintGxTy(ui_selected_group, ui_selected_tracks);
SEQ_LCD_PrintString(" Layers and all Layers");
return 0;
}
if( high_prio ) {
///////////////////////////////////////////////////////////////////////////
// frequently update VU meters
SEQ_LCD_CursorSet(0, 1);
u8 track;
u16 mute_flags = 0;
u16 mute_flags_from_midi = 0;
if( !ui_cursor_flash && seq_ui_button_state.SELECT_PRESSED ) {
mute_flags = latched_mute;
} else {
if( seq_ui_button_state.MUTE_PRESSED ) {
u8 visible_track = SEQ_UI_VisibleTrackGet();
mute_flags = seq_core_trk[visible_track].layer_muted;
mute_flags_from_midi = seq_core_trk[visible_track].layer_muted_from_midi;
} else {
mute_flags = seq_core_trk_muted;
}
}
if( seq_ui_button_state.MUTE_PRESSED ) {
u8 layer;
u16 mask = (1 << 0);
for(layer=0; layer<16; ++layer, mask <<= 1)
if( mute_flags_from_midi & mask ) {
SEQ_LCD_PrintString("MIDI ");
} else if( mute_flags & mask ) {
SEQ_LCD_PrintString("Mute ");
} else {
SEQ_LCD_PrintHBar((seq_layer_vu_meter[layer] >> 3) & 0xf);
}
} else {
int remaining_steps = (seq_core_steps_per_measure - seq_core_state.ref_step) + 1;
seq_core_trk_t *t = &seq_core_trk[0];
u16 mask = (1 << 0);
for(track=0; track<16; ++t, ++track, mask <<= 1)
if( mute_flags & mask ) {
if( !seq_ui_button_state.SELECT_PRESSED && (seq_core_trk_synched_unmute & mask) ) {
SEQ_LCD_PrintFormattedString("U%3d ", remaining_steps);
} else {
SEQ_LCD_PrintString("Mute ");
}
} else {
if( !seq_ui_button_state.SELECT_PRESSED && (seq_core_trk_synched_mute & mask) ) {
SEQ_LCD_PrintFormattedString("M%3d ", remaining_steps);
} else {
SEQ_LCD_PrintHBar(t->vu_meter >> 3);
}
}
}
} else {
/////////////////////////////////////////////////////////////////////////////
// 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)
{
seq_midi_router_node_t *n = &seq_midi_router_node[selected_router_node];
if( encoder <= SEQ_UI_ENCODER_GP8 ) {
switch( encoder ) {
case SEQ_UI_ENCODER_GP1:
case SEQ_UI_ENCODER_GP2:
selected_subpage = SUBPAGE_TRANSPOSE;
ui_selected_item = ITEM_IN_BUS;
break;
case SEQ_UI_ENCODER_GP3:
case SEQ_UI_ENCODER_GP4:
selected_subpage = SUBPAGE_SECTIONS;
ui_selected_item = ITEM_S_PORT;
break;
case SEQ_UI_ENCODER_GP5:
case SEQ_UI_ENCODER_GP6:
selected_subpage = SUBPAGE_ROUTER;
ui_selected_item = ITEM_R_NODE;
break;
case SEQ_UI_ENCODER_GP7:
selected_subpage = SUBPAGE_EXT_CTRL;
ui_selected_item = ITEM_EXT_PORT;
break;
default:
selected_subpage = SUBPAGE_MISC;
ui_selected_item = ITEM_BLM_SCALAR_PORT;
}
return 1;
}
switch( selected_subpage ) {
case SUBPAGE_TRANSPOSE:
switch( encoder ) {
case SEQ_UI_ENCODER_GP9:
ui_selected_item = ITEM_IN_BUS;
break;
case SEQ_UI_ENCODER_GP10:
ui_selected_item = ITEM_IN_PORT;
break;
case SEQ_UI_ENCODER_GP11:
ui_selected_item = ITEM_IN_CHN;
break;
case SEQ_UI_ENCODER_GP12:
ui_selected_item = ITEM_IN_LOWER;
break;
case SEQ_UI_ENCODER_GP13:
ui_selected_item = ITEM_IN_UPPER;
break;
case SEQ_UI_ENCODER_GP14:
ui_selected_item = ITEM_IN_MODE;
break;
case SEQ_UI_ENCODER_GP15:
return -1; // not mapped
case SEQ_UI_ENCODER_GP16:
ui_selected_item = ITEM_RESET_STACKS;
break;
}
break;
case SUBPAGE_SECTIONS:
switch( encoder ) {
case SEQ_UI_ENCODER_GP9:
ui_selected_item = ITEM_S_PORT;
break;
case SEQ_UI_ENCODER_GP10:
ui_selected_item = ITEM_S_CHN;
break;
case SEQ_UI_ENCODER_GP11:
ui_selected_item = ITEM_S_OCT_G1;
break;
case SEQ_UI_ENCODER_GP12:
ui_selected_item = ITEM_S_OCT_G2;
break;
case SEQ_UI_ENCODER_GP13:
ui_selected_item = ITEM_S_OCT_G3;
break;
case SEQ_UI_ENCODER_GP14:
ui_selected_item = ITEM_S_OCT_G4;
break;
case SEQ_UI_ENCODER_GP15:
ui_selected_item = ITEM_S_FWD_PORT;
break;
case SEQ_UI_ENCODER_GP16:
ui_selected_item = ITEM_S_RESET_STACKS;
break;
}
break;
case SUBPAGE_ROUTER:
switch( encoder ) {
case SEQ_UI_ENCODER_GP9:
ui_selected_item = ITEM_R_NODE;
break;
case SEQ_UI_ENCODER_GP10:
ui_selected_item = ITEM_R_SRC_PORT;
break;
case SEQ_UI_ENCODER_GP11:
ui_selected_item = ITEM_R_SRC_CHN;
break;
case SEQ_UI_ENCODER_GP12:
ui_selected_item = ITEM_R_DST_PORT;
break;
case SEQ_UI_ENCODER_GP13:
ui_selected_item = ITEM_R_DST_CHN;
break;
case SEQ_UI_ENCODER_GP14:
return -1; // not used (yet)
case SEQ_UI_ENCODER_GP15:
case SEQ_UI_ENCODER_GP16:
ui_selected_item = ITEM_DEF_PORT;
break;
}
break;
case SUBPAGE_EXT_CTRL:
switch( encoder ) {
case SEQ_UI_ENCODER_GP9:
ui_selected_item = ITEM_EXT_PORT;
break;
case SEQ_UI_ENCODER_GP10:
ui_selected_item = ITEM_EXT_PORT_OUT;
break;
case SEQ_UI_ENCODER_GP11:
ui_selected_item = ITEM_EXT_CHN;
break;
case SEQ_UI_ENCODER_GP12:
case SEQ_UI_ENCODER_GP13:
case SEQ_UI_ENCODER_GP14:
ui_selected_item = ITEM_EXT_CTRL;
break;
case SEQ_UI_ENCODER_GP15:
case SEQ_UI_ENCODER_GP16:
ui_selected_item = ITEM_EXT_VALUE;
break;
}
break;
case SUBPAGE_MISC:
switch( encoder ) {
case SEQ_UI_ENCODER_GP9:
case SEQ_UI_ENCODER_GP10:
ui_selected_item = ITEM_BLM_SCALAR_PORT;
break;
case SEQ_UI_ENCODER_GP11:
case SEQ_UI_ENCODER_GP12:
case SEQ_UI_ENCODER_GP13:
case SEQ_UI_ENCODER_GP14:
return -1; // not used (yet)
case SEQ_UI_ENCODER_GP15:
case SEQ_UI_ENCODER_GP16:
// enter midi monitor page
SEQ_UI_PageSet(SEQ_UI_PAGE_MIDIMON);
return 1;
}
break;
default:
return -1; // unsupported subpage
}
// for GP encoders and Datawheel
switch( ui_selected_item ) {
case ITEM_IN_BUS: {
if( SEQ_UI_Var8_Inc(&selected_bus, 0, SEQ_MIDI_IN_NUM_BUSSES-1, incrementer) >= 0 ) {
return 1; // value changed
}
return 0; // no change
} break;
case ITEM_IN_PORT: {
u8 port_ix = SEQ_MIDI_PORT_InIxGet(seq_midi_in_port[selected_bus]);
if( SEQ_UI_Var8_Inc(&port_ix, 0, SEQ_MIDI_PORT_InNumGet()-1-4, incrementer) >= 0 ) { // don't allow selection of Bus1..Bus4
seq_midi_in_port[selected_bus] = SEQ_MIDI_PORT_InPortGet(port_ix);
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
} break;
case ITEM_IN_CHN:
if( SEQ_UI_Var8_Inc(&seq_midi_in_channel[selected_bus], 0, 16, incrementer) >= 0 ) {
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
case ITEM_IN_LOWER:
if( SEQ_UI_Var8_Inc(&seq_midi_in_lower[selected_bus], 0, 127, incrementer) >= 0 ) {
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
case ITEM_IN_UPPER:
if( SEQ_UI_Var8_Inc(&seq_midi_in_upper[selected_bus], 0, 127, incrementer) >= 0 ) {
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
case ITEM_IN_MODE: {
u8 fwd = seq_midi_in_options[selected_bus].MODE_PLAY;
if( SEQ_UI_Var8_Inc(&fwd, 0, 1, incrementer) >= 0 ) {
seq_midi_in_options[selected_bus].MODE_PLAY = fwd;
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
} break;
case ITEM_RESET_STACKS: {
SEQ_MIDI_IN_ResetTransArpStacks();
SEQ_UI_Msg(SEQ_UI_MSG_USER_R, 2000, "Transposer/Arp.", "Stacks cleared!");
// send to external
SEQ_MIDI_IN_ExtCtrlSend(SEQ_MIDI_IN_EXT_CTRL_ALL_NOTES_OFF, 127, 0);
return 1;
} break;
case ITEM_S_PORT: {
u8 port_ix = SEQ_MIDI_PORT_InIxGet(seq_midi_in_sect_port);
if( SEQ_UI_Var8_Inc(&port_ix, 0, SEQ_MIDI_PORT_InNumGet()-1, incrementer) >= 0 ) {
seq_midi_in_sect_port = SEQ_MIDI_PORT_InPortGet(port_ix);
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
} break;
case ITEM_S_CHN:
if( SEQ_UI_Var8_Inc(&seq_midi_in_sect_channel, 0, 16, incrementer) >= 0 ) {
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
case ITEM_S_OCT_G1: {
u8 oct = seq_midi_in_sect_note[0] / 12;
if( SEQ_UI_Var8_Inc(&oct, 0, 11, incrementer) >= 0 ) {
seq_midi_in_sect_note[0] = 12*oct;
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
} break;
case ITEM_S_OCT_G2: {
u8 oct = seq_midi_in_sect_note[1] / 12;
if( SEQ_UI_Var8_Inc(&oct, 0, 11, incrementer) >= 0 ) {
seq_midi_in_sect_note[1] = 12*oct;
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
} break;
case ITEM_S_OCT_G3: {
u8 oct = seq_midi_in_sect_note[2] / 12;
if( SEQ_UI_Var8_Inc(&oct, 0, 11, incrementer) >= 0 ) {
seq_midi_in_sect_note[2] = 12*oct;
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
} break;
case ITEM_S_OCT_G4: {
u8 oct = seq_midi_in_sect_note[3] / 12;
if( SEQ_UI_Var8_Inc(&oct, 0, 11, incrementer) >= 0 ) {
seq_midi_in_sect_note[3] = 12*oct;
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
} break;
case ITEM_S_FWD_PORT: {
u8 port_ix = SEQ_MIDI_PORT_OutIxGet(seq_midi_in_sect_fwd_port);
if( SEQ_UI_Var8_Inc(&port_ix, 0, SEQ_MIDI_PORT_OutNumGet()-1, incrementer) >= 0 ) {
seq_midi_in_sect_fwd_port = SEQ_MIDI_PORT_OutPortGet(port_ix);
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
} break;
case ITEM_S_RESET_STACKS: {
SEQ_MIDI_IN_ResetChangerStacks();
SEQ_UI_Msg(SEQ_UI_MSG_USER_R, 2000, "Section Changer", "Stacks cleared!");
// send to external
SEQ_MIDI_IN_ExtCtrlSend(SEQ_MIDI_IN_EXT_CTRL_ALL_NOTES_OFF, 127, 0);
return 1;
} break;
case ITEM_R_NODE:
if( SEQ_UI_Var8_Inc(&selected_router_node, 0, SEQ_MIDI_ROUTER_NUM_NODES-1, incrementer) >= 0 ) {
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
case ITEM_R_SRC_PORT: {
u8 port_ix = SEQ_MIDI_PORT_InIxGet(n->src_port);
if( SEQ_UI_Var8_Inc(&port_ix, 0, SEQ_MIDI_PORT_InNumGet()-1, incrementer) >= 0 ) {
n->src_port = SEQ_MIDI_PORT_InPortGet(port_ix);
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
} break;
case ITEM_R_SRC_CHN:
if( SEQ_UI_Var8_Inc(&n->src_chn, 0, 17, incrementer) >= 0 ) {
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
case ITEM_R_DST_PORT: {
u8 port_ix = SEQ_MIDI_PORT_OutIxGet(n->dst_port);
if( SEQ_UI_Var8_Inc(&port_ix, 0, SEQ_MIDI_PORT_OutNumGet()-1, incrementer) >= 0 ) {
n->dst_port = SEQ_MIDI_PORT_OutPortGet(port_ix);
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
} break;
case ITEM_R_DST_CHN:
if( SEQ_UI_Var8_Inc(&n->dst_chn, 0, 19, incrementer) >= 0 ) {
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
case ITEM_DEF_PORT: {
u8 port_ix = SEQ_MIDI_PORT_OutIxGet(MIOS32_MIDI_DefaultPortGet());
if( SEQ_UI_Var8_Inc(&port_ix, 0, SEQ_MIDI_PORT_OutNumGet()-1, incrementer) >= 0 ) {
MIOS32_MIDI_DefaultPortSet(SEQ_MIDI_PORT_OutPortGet(port_ix));
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
} break;
case ITEM_EXT_PORT: {
u8 numPorts = SEQ_MIDI_PORT_InNumGet();
u8 port_ix = (seq_midi_in_ext_ctrl_port == 0xff) ? numPorts : SEQ_MIDI_PORT_InIxGet(seq_midi_in_ext_ctrl_port);
if( SEQ_UI_Var8_Inc(&port_ix, 0, numPorts, incrementer) >= 0 ) {
seq_midi_in_ext_ctrl_port = (port_ix == numPorts) ? 0xff : SEQ_MIDI_PORT_InPortGet(port_ix);
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
} break;
case ITEM_EXT_PORT_OUT: {
u8 port_ix = SEQ_MIDI_PORT_OutIxGet(seq_midi_in_ext_ctrl_out_port);
if( SEQ_UI_Var8_Inc(&port_ix, 0, SEQ_MIDI_PORT_OutNumGet()-1, incrementer) >= 0 ) {
seq_midi_in_ext_ctrl_out_port = SEQ_MIDI_PORT_OutPortGet(port_ix);
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
} break;
case ITEM_EXT_CHN:
if( SEQ_UI_Var8_Inc(&seq_midi_in_ext_ctrl_channel, 0, 16, incrementer) >= 0 ) {
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
case ITEM_EXT_CTRL:
if( SEQ_UI_Var8_Inc(&selected_ext_ctrl, 0, SEQ_MIDI_IN_EXT_CTRL_NUM-1, incrementer) >= 0 ) {
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
case ITEM_EXT_VALUE:
if( selected_ext_ctrl == SEQ_MIDI_IN_EXT_CTRL_NRPN_ENABLED ) {
if( SEQ_UI_Var8_Inc(&seq_midi_in_ext_ctrl_asg[selected_ext_ctrl], 0, 1, incrementer) >= 0 ) {
store_file_required = 1;
return 1; // value changed
}
} else if( selected_ext_ctrl == SEQ_MIDI_IN_EXT_CTRL_PC_MODE ) {
if( SEQ_UI_Var8_Inc(&seq_midi_in_ext_ctrl_asg[selected_ext_ctrl], 0, SEQ_MIDI_IN_EXT_CTRL_PC_MODE_NUM-1, incrementer) >= 0 ) {
store_file_required = 1;
return 1; // value changed
}
} else if( selected_ext_ctrl <= SEQ_MIDI_IN_EXT_CTRL_NUM ) {
if( SEQ_UI_Var8_Inc(&seq_midi_in_ext_ctrl_asg[selected_ext_ctrl], 0, 128, incrementer) >= 0 ) {
store_file_required = 1;
return 1; // value changed
}
}
return 0; // no change
case ITEM_BLM_SCALAR_PORT: {
u8 port_ix = SEQ_MIDI_PORT_InIxGet(seq_blm_port);
if( SEQ_UI_Var8_Inc(&port_ix, 0, SEQ_MIDI_PORT_InNumGet()-1, incrementer) >= 0 ) {
seq_blm_port = SEQ_MIDI_PORT_InPortGet(port_ix);
MUTEX_MIDIOUT_TAKE;
blm_timeout_ctr = 0; // fake timeout (so that "BLM not found" message will be displayed)
SEQ_BLM_SYSEX_SendRequest(0x00); // request layout from BLM_SCALAR
MUTEX_MIDIOUT_GIVE;
store_file_required = 1;
return 1; // value changed
}
return 0; // no change
} break;
}
return -1; // invalid or unsupported encoder
}
/////////////////////////////////////////////////////////////////////////////
// fetches the pos entries of a song
// returns -1 if recursion counter reached max position
/////////////////////////////////////////////////////////////////////////////
s32 SEQ_SONG_FetchPos(u8 force_immediate_change, u8 dont_dump_mixer_map)
{
int recursion_ctr = 0;
u8 again;
do {
again = 0;
// stop song once recursion counter reached 64 loops
if( ++recursion_ctr >= 64 ) {
SEQ_BPM_Stop();
return -1; // recursion detected
}
// reset song position if we reached the end (loop over 128 steps)
if( song_pos >= SEQ_SONG_NUM_STEPS )
song_pos = 0;
// get step entry
seq_song_step_t *s = (seq_song_step_t *)&seq_song_steps[song_pos];
// branch depending on action
switch( s->action ) {
case SEQ_SONG_ACTION_End:
#if 0
if( song_active ) // not in phrase mode
SEQ_BPM_Stop();
#else
song_finished = 1; // deactivate song incrementer
#endif
break;
case SEQ_SONG_ACTION_JmpPos:
song_pos = s->action_value % SEQ_SONG_NUM_STEPS;
again = 1;
break;
case SEQ_SONG_ACTION_JmpSong: {
if( song_active ) { // not in phrase mode
u32 new_song_num = s->action_value % SEQ_SONG_NUM;
SEQ_SONG_Save(song_num);
SEQ_SONG_Load(new_song_num);
song_pos = 0;
again = 1;
}
} break;
case SEQ_SONG_ACTION_SelMixerMap:
SEQ_MIXER_Load(s->action_value);
SEQ_MIDI_IN_ExtCtrlSend(SEQ_MIDI_IN_EXT_CTRL_MIXER_MAP, s->action_value, 0);
if( !dont_dump_mixer_map )
SEQ_MIXER_SendAll();
++song_pos;
again = 1;
break;
case SEQ_SONG_ACTION_Tempo: {
float bpm = (float)s->action_value;
if( bpm < 25.0 )
bpm = 25.0;
float ramp = (float)s->pattern_g1;
SEQ_CORE_BPM_Update(bpm, ramp);
++song_pos;
again = 1;
} break;
case SEQ_SONG_ACTION_Mutes: {
// access to seq_core_trk[] must be atomic!
portENTER_CRITICAL();
seq_core_trk_muted =
((s->pattern_g1 & 0x0f) << 0) |
((s->pattern_g2 & 0x0f) << 4) |
((s->pattern_g3 & 0x0f) << 8) |
((s->pattern_g4 & 0x0f) << 12);
portEXIT_CRITICAL();
++song_pos;
again = 1;
} break;
case SEQ_SONG_ACTION_GuideTrack: {
if( s->action_value <= 16 )
seq_song_guide_track = s->action_value;
++song_pos;
again = 1;
} break;
default:
if( s->action >= SEQ_SONG_ACTION_Loop1 && s->action <= SEQ_SONG_ACTION_Loop16 ) {
song_loop_ctr = 0;
song_loop_ctr_max = s->action - SEQ_SONG_ACTION_Loop1;
// TODO: implement prefetching until end of step!
SEQ_SONG_FetchHlp_PatternChange(0, s->pattern_g1, s->bank_g1, force_immediate_change);
SEQ_SONG_FetchHlp_PatternChange(1, s->pattern_g2, s->bank_g2, force_immediate_change);
SEQ_SONG_FetchHlp_PatternChange(2, s->pattern_g3, s->bank_g3, force_immediate_change);
SEQ_SONG_FetchHlp_PatternChange(3, s->pattern_g4, s->bank_g4, force_immediate_change);
}
}
} while( again );
return 0; // no error
}
