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livetrax/gtk2_ardour/patch_change_widget.cc

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/*
* Copyright (C) 2017 Robin Gareus <robin@gareus.org>
* Copyright (C) 2011 Paul Davis
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <bitset>
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#include <gtkmm/frame.h>
#include "pbd/unwind.h"
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#include "evoral/midi_events.h"
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#include "evoral/PatchChange.hpp"
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#include "midi++/midnam_patch.h"
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#include "ardour/instrument_info.h"
#include "ardour/midi_track.h"
#include "ardour/plugin_insert.h"
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#include "gtkmm2ext/menu_elems.h"
#include "gtkmm2ext/utils.h"
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#include "widgets/tooltips.h"
#include "gui_thread.h"
#include "patch_change_widget.h"
#include "ui_config.h"
#include "pbd/i18n.h"
using namespace Gtk;
using namespace ARDOUR;
PatchChangeWidget::PatchChangeWidget (boost::shared_ptr<ARDOUR::Route> r)
: _route (r)
, _bank_msb_spin (*manage (new Adjustment (0, 0, 127, 1, 16)))
, _bank_lsb_spin (*manage (new Adjustment (0, 0, 127, 1, 16)))
, _program_table (/*rows*/ 16, /*cols*/ 8, true)
, _channel (-1)
, _ignore_spin_btn_signals (false)
, _no_notifications (false)
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, _info (r->instrument_info ())
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, _audition_enable (_("Audition on Change"), ArdourWidgets::ArdourButton::led_default_elements)
, _audition_start_spin (*manage (new Adjustment (48, 0, 127, 1, 16)))
, _audition_end_spin (*manage (new Adjustment (60, 0, 127, 1, 16)))
, _audition_velocity (*manage (new Adjustment (100, 1, 127, 1, 16)))
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, _audition_note_on (false)
, _piano ((PianoKeyboard*)piano_keyboard_new())
, _pianomm (Glib::wrap((GtkWidget*)_piano))
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{
Box* box;
box = manage (new HBox ());
box->set_border_width (2);
box->set_spacing (4);
box->pack_start (*manage (new Label (_("Channel:"))), false, false);
box->pack_start (_channel_select, false, false);
box->pack_start (*manage (new Label (_("Bank:"))), false, false);
box->pack_start (_bank_select, true, true);
box->pack_start (*manage (new Label (_("MSB:"))), false, false);
box->pack_start (_bank_msb_spin, false, false);
box->pack_start (*manage (new Label (_("LSB:"))), false, false);
box->pack_start (_bank_lsb_spin, false, false);
pack_start (*box, false, false);
_program_table.set_spacings (1);
pack_start (_program_table, true, true);
if (!boost::dynamic_pointer_cast<MidiTrack> (_route)) {
pack_start ( *manage (new Label (_("Note: Patch Selection is volatile (only Midi-Tracks retain bank/patch selection)."))), false, false);
}
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box = manage (new HBox ());
box->set_spacing (4);
box->pack_start (_audition_enable, false, false);
box->pack_start (*manage (new Label (_("Start Note:"))), false, false);
box->pack_start (_audition_start_spin, false, false);
box->pack_start (*manage (new Label (_("End Note:"))), false, false);
box->pack_start (_audition_end_spin, false, false);
box->pack_start (*manage (new Label (_("Velocity:"))), false, false);
box->pack_start (_audition_velocity, false, false);
Box* box2 = manage (new HBox ());
box2->pack_start (*box, true, false);
box2->set_border_width (2);
pack_start (*box2, false, false);
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for (uint8_t pgm = 0; pgm < 128; ++pgm) {
_program_btn[pgm].set_text_ellipsize (Pango::ELLIPSIZE_END);
_program_btn[pgm].set_layout_ellipsize_width (PANGO_SCALE * 112 * UIConfiguration::instance ().get_ui_scale ());
int row = pgm % 16;
int col = pgm / 16;
_program_table.attach (_program_btn[pgm], col, col + 1, row, row + 1);
_program_btn[pgm].signal_clicked.connect (sigc::bind (sigc::mem_fun (*this, &PatchChangeWidget::select_program), pgm));
}
for (uint32_t chn = 0; chn < 16; ++chn) {
using namespace Menu_Helpers;
using namespace Gtkmm2ext;
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char buf[8];
snprintf (buf, sizeof(buf), "%d", chn + 1);
_channel_select.AddMenuElem (MenuElemNoMnemonic (buf, sigc::bind (sigc::mem_fun (*this, &PatchChangeWidget::select_channel), chn)));
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}
piano_keyboard_set_monophonic (_piano, TRUE);
g_signal_connect (G_OBJECT (_piano), "note-on", G_CALLBACK (PatchChangeWidget::_note_on_event_handler), this);
g_signal_connect (G_OBJECT (_piano), "note-off", G_CALLBACK (PatchChangeWidget::_note_off_event_handler), this);
_pianomm->set_flags(Gtk::CAN_FOCUS);
pack_start (*_pianomm, false, false);
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_audition_start_spin.set_sensitive (false);
_audition_end_spin.set_sensitive (false);
_audition_enable.signal_clicked.connect (sigc::mem_fun (*this, &PatchChangeWidget::audition_toggle));
_audition_start_spin.signal_changed().connect (sigc::bind (sigc::mem_fun (*this, &PatchChangeWidget::check_note_range), false));
_audition_end_spin.signal_changed().connect (sigc::bind (sigc::mem_fun (*this, &PatchChangeWidget::check_note_range), true));
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_bank_msb_spin.signal_changed().connect (sigc::mem_fun (*this, &PatchChangeWidget::select_bank_spin));
_bank_lsb_spin.signal_changed().connect (sigc::mem_fun (*this, &PatchChangeWidget::select_bank_spin));
_info.Changed.connect (_info_changed_connection, invalidator (*this),
boost::bind (&PatchChangeWidget::instrument_info_changed, this), gui_context());
if (!boost::dynamic_pointer_cast<MidiTrack> (_route)) {
_route->processors_changed.connect (_route_connection, invalidator (*this),
boost::bind (&PatchChangeWidget::processors_changed, this), gui_context());
processors_changed ();
}
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set_spacing (4);
show_all ();
}
PatchChangeWidget::~PatchChangeWidget ()
{
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cancel_audition ();
delete _pianomm;
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}
void
PatchChangeWidget::refresh ()
{
if (is_visible ()) {
on_show ();
}
}
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void
PatchChangeWidget::on_show ()
{
Gtk::VBox::on_show ();
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cancel_audition ();
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_channel = -1;
select_channel (0);
}
void
PatchChangeWidget::on_hide ()
{
Gtk::VBox::on_hide ();
_ac_connections.drop_connections ();
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cancel_audition ();
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}
void
PatchChangeWidget::select_channel (uint8_t chn)
{
assert (_route);
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assert (chn < 16);
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if (_channel == chn) {
return;
}
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cancel_audition ();
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_channel_select.set_text (string_compose ("%1", (int)(chn + 1)));
_channel = chn;
_no_notifications = false;
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_ac_connections.drop_connections ();
if (boost::dynamic_pointer_cast<MidiTrack> (_route)) {
boost::shared_ptr<AutomationControl> bank_msb = _route->automation_control(Evoral::Parameter (MidiCCAutomation, chn, MIDI_CTL_MSB_BANK), true);
boost::shared_ptr<AutomationControl> bank_lsb = _route->automation_control(Evoral::Parameter (MidiCCAutomation, chn, MIDI_CTL_LSB_BANK), true);
boost::shared_ptr<AutomationControl> program = _route->automation_control(Evoral::Parameter (MidiPgmChangeAutomation, chn), true);
bank_msb->Changed.connect (_ac_connections, invalidator (*this),
boost::bind (&PatchChangeWidget::bank_changed, this), gui_context ());
bank_lsb->Changed.connect (_ac_connections, invalidator (*this),
boost::bind (&PatchChangeWidget::bank_changed, this), gui_context ());
program->Changed.connect (_ac_connections, invalidator (*this),
boost::bind (&PatchChangeWidget::program_changed, this), gui_context ());
} else if (boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert> (_route->the_instrument())) {
if (pi->plugin()->knows_bank_patch ()) {
pi->plugin ()->BankPatchChange.connect (_ac_connections, invalidator (*this),
boost::bind (&PatchChangeWidget::bankpatch_changed, this, _1), gui_context ());
} else {
_no_notifications = true;
// TODO add note: instrument does not report changes.
}
}
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refill_banks ();
}
void
PatchChangeWidget::refill_banks ()
{
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cancel_audition ();
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using namespace Menu_Helpers;
using namespace Gtkmm2ext;
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_current_patch_bank.reset ();
_bank_select.clear_items ();
const int b = bank (_channel);
{
PBD::Unwinder<bool> (_ignore_spin_btn_signals, true);
_bank_msb_spin.set_value (b >> 7);
_bank_lsb_spin.set_value (b & 127);
}
boost::shared_ptr<MIDI::Name::ChannelNameSet> cns = _info.get_patches (_channel);
if (cns) {
for (MIDI::Name::ChannelNameSet::PatchBanks::const_iterator i = cns->patch_banks().begin(); i != cns->patch_banks().end(); ++i) {
std::string n = (*i)->name ();
if ((*i)->number () == UINT16_MAX) {
continue;
}
_bank_select.AddMenuElem (MenuElemNoMnemonic (n, sigc::bind (sigc::mem_fun (*this, &PatchChangeWidget::select_bank), (*i)->number ())));
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if ((*i)->number () == b) {
_current_patch_bank = *i;
_bank_select.set_text (n);
}
}
}
if (!_current_patch_bank) {
std::string n = string_compose (_("Bank %1"), b);
_bank_select.AddMenuElem (MenuElemNoMnemonic (n, sigc::bind (sigc::mem_fun (*this, &PatchChangeWidget::select_bank), b)));
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_bank_select.set_text (n);
}
refill_program_list ();
}
void
PatchChangeWidget::refill_program_list ()
{
std::bitset<128> unset_notes;
unset_notes.set ();
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if (_current_patch_bank) {
const MIDI::Name::PatchNameList& patches = _current_patch_bank->patch_name_list ();
for (MIDI::Name::PatchNameList::const_iterator i = patches.begin(); i != patches.end(); ++i) {
const std::string n = (*i)->name ();
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MIDI::Name::PatchPrimaryKey const& key = (*i)->patch_primary_key ();
const uint8_t pgm = key.program();
_program_btn[pgm].set_text (n);
set_tooltip (_program_btn[pgm], string_compose (_("%1 (Pgm-%2)"),
Gtkmm2ext::markup_escape_text (n), (int)(pgm +1)));
unset_notes.reset (pgm);
}
}
for (uint8_t pgm = 0; pgm < 128; ++pgm) {
if (!unset_notes.test (pgm)) {
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_program_btn[pgm].set_name (X_("patch change button"));
continue;
}
std::string n = string_compose (_("Pgm-%1"), (int)(pgm +1));
_program_btn[pgm].set_text (n);
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_program_btn[pgm].set_name (X_("patch change dim button"));
set_tooltip (_program_btn[pgm], n);
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}
program_changed ();
}
/* ***** user GUI actions *****/
void
PatchChangeWidget::select_bank_spin ()
{
if (_ignore_spin_btn_signals) {
return;
}
const uint32_t b = (_bank_msb_spin.get_value_as_int() << 7) + _bank_lsb_spin.get_value_as_int();
select_bank (b);
}
void
PatchChangeWidget::select_bank (uint32_t bank)
{
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cancel_audition ();
if (boost::dynamic_pointer_cast<MidiTrack> (_route)) {
boost::shared_ptr<AutomationControl> bank_msb = _route->automation_control(Evoral::Parameter (MidiCCAutomation, _channel, MIDI_CTL_MSB_BANK), true);
boost::shared_ptr<AutomationControl> bank_lsb = _route->automation_control(Evoral::Parameter (MidiCCAutomation, _channel, MIDI_CTL_LSB_BANK), true);
bank_msb->set_value (bank >> 7, PBD::Controllable::NoGroup);
bank_lsb->set_value (bank & 127, PBD::Controllable::NoGroup);
} else if (boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert> (_route->the_instrument())) {
uint8_t event[3];
event[0] = (MIDI_CMD_CONTROL | _channel);
event[1] = 0x00;
event[2] = bank >> 7;
pi->write_immediate_event (3, event);
event[1] = 0x20;
event[2] = bank & 127;
pi->write_immediate_event (3, event);
}
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select_program (program (_channel));
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}
void
PatchChangeWidget::select_program (uint8_t pgm)
{
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cancel_audition ();
if (_no_notifications) {
program_changed ();
}
if (pgm > 127) {
return;
}
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if (boost::dynamic_pointer_cast<MidiTrack> (_route)) {
boost::shared_ptr<AutomationControl> program = _route->automation_control(Evoral::Parameter (MidiPgmChangeAutomation, _channel), true);
program->set_value (pgm, PBD::Controllable::NoGroup);
} else if (boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert> (_route->the_instrument())) {
uint8_t event[2];
event[0] = (MIDI_CMD_PGM_CHANGE | _channel);
event[1] = pgm;
pi->write_immediate_event (2, event);
}
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audition ();
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}
/* ***** callbacks, external changes *****/
void
PatchChangeWidget::bank_changed ()
{
refill_banks ();
}
void
PatchChangeWidget::bankpatch_changed (uint8_t chn)
{
if (chn == _channel) {
refill_banks ();
}
}
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void
PatchChangeWidget::program_changed ()
{
uint8_t p = program (_channel);
for (uint8_t pgm = 0; pgm < 128; ++pgm) {
_program_btn[pgm].set_active (pgm == p);
}
}
void
PatchChangeWidget::instrument_info_changed ()
{
refill_banks ();
}
void
PatchChangeWidget::processors_changed ()
{
assert (!boost::dynamic_pointer_cast<MidiTrack> (_route));
if (_route->the_instrument ()) {
set_sensitive (true);
} else {
set_sensitive (false);
}
}
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/* ***** play notes *****/
void
PatchChangeWidget::audition_toggle ()
{
_audition_enable.set_active (!_audition_enable.get_active ());
if (_audition_enable.get_active()) {
_audition_start_spin.set_sensitive (true);
_audition_end_spin.set_sensitive (true);
} else {
cancel_audition ();
_audition_start_spin.set_sensitive (false);
_audition_end_spin.set_sensitive (false);
}
}
void
PatchChangeWidget::check_note_range (bool upper)
{
int s = _audition_start_spin.get_value_as_int ();
int e = _audition_end_spin.get_value_as_int ();
if (s <= e) {
return;
}
if (upper) {
_audition_start_spin.set_value (e);
} else {
_audition_end_spin.set_value (s);
}
}
void
PatchChangeWidget::cancel_audition ()
{
_note_queue_connection.disconnect();
if (_audition_note_on) {
note_off_event_handler (_audition_note_num);
piano_keyboard_set_note_off (_piano, _audition_note_num);
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}
}
void
PatchChangeWidget::audition ()
{
if (!boost::dynamic_pointer_cast<MidiTrack> (_route) && !boost::dynamic_pointer_cast<PluginInsert> (_route)) {
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return;
}
if (_channel > 16) {
return;
}
if (_note_queue_connection.connected ()) {
cancel_audition ();
}
if (!_audition_enable.get_active ()) {
return;
}
assert (!_audition_note_on);
_audition_note_num = _audition_start_spin.get_value_as_int ();
_note_queue_connection = Glib::signal_timeout().connect (sigc::bind (sigc::mem_fun (&PatchChangeWidget::audition_next), this), 250);
}
bool
PatchChangeWidget::audition_next ()
{
if (_audition_note_on) {
note_off_event_handler (_audition_note_num);
piano_keyboard_set_note_off (_piano, _audition_note_num);
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return ++_audition_note_num <= _audition_end_spin.get_value_as_int() && _audition_enable.get_active ();
} else {
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note_on_event_handler (_audition_note_num, true);
piano_keyboard_set_note_on (_piano, _audition_note_num);
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return true;
}
}
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void
PatchChangeWidget::_note_on_event_handler(GtkWidget*, int note, gpointer arg)
{
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((PatchChangeWidget*)arg)->note_on_event_handler(note, false);
}
void
PatchChangeWidget::_note_off_event_handler(GtkWidget*, int note, gpointer arg)
{
((PatchChangeWidget*)arg)->note_off_event_handler(note);
}
void
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PatchChangeWidget::note_on_event_handler (int note, bool for_audition)
{
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if (!for_audition) {
cancel_audition ();
_pianomm->grab_focus ();
}
uint8_t event[3];
event[0] = (MIDI_CMD_NOTE_ON | _channel);
event[1] = note;
event[2] = _audition_velocity.get_value_as_int ();
_audition_note_on = true;
_audition_note_num = note;
if (boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (_route)) {
mt->write_immediate_event (3, event);
} else if (boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert> (_route->the_instrument())) {
pi->write_immediate_event (3, event);
}
}
void
PatchChangeWidget::note_off_event_handler (int note)
{
uint8_t event[3];
event[0] = (MIDI_CMD_NOTE_OFF | _channel);
event[1] = note;
event[2] = 0;
_audition_note_on = false;
if (boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (_route)) {
mt->write_immediate_event (3, event);
} else if (boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert> (_route->the_instrument())) {
pi->write_immediate_event (3, event);
}
}
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/* ***** query info *****/
int
PatchChangeWidget::bank (uint8_t chn) const
{
if (boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (_route)) {
boost::shared_ptr<AutomationControl> bank_msb = _route->automation_control(Evoral::Parameter (MidiCCAutomation, chn, MIDI_CTL_MSB_BANK), true);
boost::shared_ptr<AutomationControl> bank_lsb = _route->automation_control(Evoral::Parameter (MidiCCAutomation, chn, MIDI_CTL_LSB_BANK), true);
return ((int)bank_msb->get_value () << 7) + (int)bank_lsb->get_value();
} else if (boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert> (_route->the_instrument())) {
uint32_t bankpatch = pi->plugin()->bank_patch (chn);
if (bankpatch != UINT32_MAX) {
return bankpatch >> 7;
}
}
return 0;
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}
uint8_t
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PatchChangeWidget::program (uint8_t chn) const
{
if (boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (_route)) {
boost::shared_ptr<AutomationControl> program = _route->automation_control(Evoral::Parameter (MidiPgmChangeAutomation, chn), true);
return program->get_value();
} else if (boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert> (_route->the_instrument())) {
uint32_t bankpatch = pi->plugin()->bank_patch (chn);
if (bankpatch != UINT32_MAX) {
return bankpatch & 127;
}
}
return 255;
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}
/* ***************************************************************************/
PatchChangeGridDialog::PatchChangeGridDialog (boost::shared_ptr<ARDOUR::Route> r)
: ArdourDialog (string_compose (_("Select Patch for \"%1\""), r->name()), false, false)
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, w (r)
{
r->PropertyChanged.connect (_route_connection, invalidator (*this), boost::bind (&PatchChangeGridDialog::route_property_changed, this, _1, boost::weak_ptr<Route>(r)), gui_context());
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get_vbox()->add (w);
w.show ();
}
void
PatchChangeGridDialog::route_property_changed (const PBD::PropertyChange& what_changed, boost::weak_ptr<Route> wr)
{
boost::shared_ptr<ARDOUR::Route> r = wr.lock ();
if (r && what_changed.contains (ARDOUR::Properties::name)) {
set_title (string_compose (_("Select Patch for \"%1\"'"), r->name()));
}
}