Patch Change Audition
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6376730093
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@ -21,8 +21,12 @@
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#include <boost/algorithm/string.hpp>
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#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"
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#include "ardour/midi_track.h"
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@ -45,6 +49,10 @@ PatchChangeWidget::PatchChangeWidget (boost::shared_ptr<ARDOUR::Route> r)
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, _channel (-1)
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, _ignore_spin_btn_signals (false)
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, _info (r->instrument_info ())
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, _audition_enable (_("Audition on Change"), ArdourWidgets::ArdourButton::led_default_elements)
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, _audition_start_spin (*manage (new Adjustment (48, 0, 127, 1, 16)))
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, _audition_end_spin (*manage (new Adjustment (60, 0, 127, 1, 16)))
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, _audition_note_on (false)
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{
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assert (boost::dynamic_pointer_cast<MidiTrack> (r));
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@ -66,6 +74,19 @@ PatchChangeWidget::PatchChangeWidget (boost::shared_ptr<ARDOUR::Route> r)
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_program_table.set_spacings (1);
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pack_start (_program_table, true, true);
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box = manage (new HBox ());
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box->set_spacing (4);
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box->pack_start (_audition_enable, false, false);
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box->pack_start (*manage (new Label (_("Start Note:"))), false, false);
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box->pack_start (_audition_start_spin, false, false);
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box->pack_start (*manage (new Label (_("End Note:"))), false, false);
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box->pack_start (_audition_end_spin, false, false);
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Box* box2 = manage (new HBox ());
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box2->pack_start (*box, true, false);
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box2->set_border_width (2);
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pack_start (*box2, false, false);
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for (uint8_t pgm = 0; pgm < 128; ++pgm) {
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_program_btn[pgm].set_text_ellipsize (Pango::ELLIPSIZE_END);
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_program_btn[pgm].set_layout_ellipsize_width (PANGO_SCALE * 112 * UIConfiguration::instance ().get_ui_scale ());
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@ -82,6 +103,12 @@ PatchChangeWidget::PatchChangeWidget (boost::shared_ptr<ARDOUR::Route> r)
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_channel_select.AddMenuElem (MenuElem (buf, sigc::bind (sigc::mem_fun (*this, &PatchChangeWidget::select_channel), chn)));
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}
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_audition_start_spin.set_sensitive (false);
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_audition_end_spin.set_sensitive (false);
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_audition_enable.signal_clicked.connect (sigc::mem_fun (*this, &PatchChangeWidget::audition_toggle));
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_audition_start_spin.signal_changed().connect (sigc::bind (sigc::mem_fun (*this, &PatchChangeWidget::check_note_range), false));
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_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));
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_bank_lsb_spin.signal_changed().connect (sigc::mem_fun (*this, &PatchChangeWidget::select_bank_spin));
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@ -94,12 +121,14 @@ PatchChangeWidget::PatchChangeWidget (boost::shared_ptr<ARDOUR::Route> r)
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PatchChangeWidget::~PatchChangeWidget ()
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{
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cancel_audition ();
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}
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void
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PatchChangeWidget::on_show ()
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{
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Gtk::VBox::on_show ();
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cancel_audition ();
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_channel = -1;
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select_channel (0);
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}
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@ -109,18 +138,21 @@ PatchChangeWidget::on_hide ()
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{
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Gtk::VBox::on_hide ();
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_ac_connections.drop_connections ();
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cancel_audition ();
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}
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void
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PatchChangeWidget::select_channel (uint8_t chn)
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{
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assert (_route);
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assert (chn < 16);
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if (_channel == chn) {
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return;
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}
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cancel_audition ();
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_channel_select.set_text (string_compose ("%1", (int)(chn + 1)));
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_channel = chn;
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@ -143,6 +175,7 @@ PatchChangeWidget::select_channel (uint8_t chn)
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void
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PatchChangeWidget::refill_banks ()
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{
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cancel_audition ();
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using namespace Menu_Helpers;
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_current_patch_bank.reset ();
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@ -222,6 +255,8 @@ PatchChangeWidget::select_bank_spin ()
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void
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PatchChangeWidget::select_bank (uint32_t bank)
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{
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cancel_audition ();
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boost::shared_ptr<AutomationControl> bank_msb = _route->automation_control(Evoral::Parameter (MidiCCAutomation, _channel, MIDI_CTL_MSB_BANK), true);
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boost::shared_ptr<AutomationControl> bank_lsb = _route->automation_control(Evoral::Parameter (MidiCCAutomation, _channel, MIDI_CTL_LSB_BANK), true);
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@ -232,8 +267,12 @@ PatchChangeWidget::select_bank (uint32_t bank)
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void
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PatchChangeWidget::select_program (uint8_t pgm)
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{
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cancel_audition ();
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boost::shared_ptr<AutomationControl> program = _route->automation_control(Evoral::Parameter (MidiPgmChangeAutomation, _channel), true);
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program->set_value (pgm, PBD::Controllable::NoGroup);
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audition ();
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}
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/* ***** callbacks, external changes *****/
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@ -260,6 +299,100 @@ PatchChangeWidget::instrument_info_changed ()
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refill_banks ();
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}
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/* ***** play notes *****/
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void
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PatchChangeWidget::audition_toggle ()
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{
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_audition_enable.set_active (!_audition_enable.get_active ());
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if (_audition_enable.get_active()) {
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_audition_start_spin.set_sensitive (true);
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_audition_end_spin.set_sensitive (true);
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} else {
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cancel_audition ();
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_audition_start_spin.set_sensitive (false);
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_audition_end_spin.set_sensitive (false);
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}
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}
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void
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PatchChangeWidget::check_note_range (bool upper)
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{
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int s = _audition_start_spin.get_value_as_int ();
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int e = _audition_end_spin.get_value_as_int ();
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if (s <= e) {
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return;
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}
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if (upper) {
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_audition_start_spin.set_value (e);
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} else {
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_audition_end_spin.set_value (s);
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}
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}
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void
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PatchChangeWidget::cancel_audition ()
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{
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_note_queue_connection.disconnect();
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if (_audition_note_on) {
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boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (_route);
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uint8_t event[3];
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event[0] = (MIDI_CMD_NOTE_OFF | _channel);
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event[1] = _audition_note_num;
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event[2] = 0;
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mt->write_immediate_event(3, event);
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}
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_audition_note_on = false;
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}
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void
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PatchChangeWidget::audition ()
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{
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if (!boost::dynamic_pointer_cast<MidiTrack> (_route)) {
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return;
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}
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if (_channel > 16) {
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return;
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}
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if (_note_queue_connection.connected ()) {
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cancel_audition ();
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}
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if (!_audition_enable.get_active ()) {
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return;
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}
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assert (!_audition_note_on);
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_audition_note_num = _audition_start_spin.get_value_as_int ();
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_note_queue_connection = Glib::signal_timeout().connect (sigc::bind (sigc::mem_fun (&PatchChangeWidget::audition_next), this), 250);
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}
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bool
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PatchChangeWidget::audition_next ()
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{
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boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (_route);
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uint8_t event[3];
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if (_audition_note_on) {
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event[0] = (MIDI_CMD_NOTE_OFF | _channel);
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event[1] = _audition_note_num;
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event[2] = 100;
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mt->write_immediate_event(3, event);
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_audition_note_on = false;
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return ++_audition_note_num <= _audition_end_spin.get_value_as_int() && _audition_enable.get_active ();
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} else {
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event[0] = (MIDI_CMD_NOTE_ON | _channel);
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event[1] = _audition_note_num;
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event[2] = 100;
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mt->write_immediate_event(3, event);
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_audition_note_on = true;
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return true;
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}
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}
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/* ***** query info *****/
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@ -77,6 +77,19 @@ private:
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ARDOUR::InstrumentInfo& _info;
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boost::shared_ptr<MIDI::Name::PatchBank> _current_patch_bank;
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void audition_toggle ();
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void check_note_range (bool);
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void audition ();
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void cancel_audition ();
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bool audition_next ();
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sigc::connection _note_queue_connection;
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ArdourWidgets::ArdourButton _audition_enable;
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Gtk::SpinButton _audition_start_spin; // Consider a click-box w/note-names
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Gtk::SpinButton _audition_end_spin;
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uint8_t _audition_note_num;
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bool _audition_note_on;
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};
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class PatchChangeGridDialog : public ArdourDialog
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