424 lines
14 KiB
C++
424 lines
14 KiB
C++
/*
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* Copyright (C) 2018 Paul Davis <paul@linuxaudiosystems.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "ardour/session.h"
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#include "gtkmm2ext/colors.h"
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#include "gtkmm2ext/actions.h"
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#include "gtkmm2ext/gui_thread.h"
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#include "pbd/i18n.h"
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#include "maschine2.h"
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#include "m2controls.h"
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#include "midi++/port.h"
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#define COLOR_WHITE 0xffffffff
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#define COLOR_GRAY 0x606060ff
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#define COLOR_BLACK 0x000000ff
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using namespace ARDOUR;
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using namespace ArdourSurface;
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void
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Maschine2::connect_signals ()
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{
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// TODO: use some convenience macros here
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/* Signals */
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session->TransportStateChange.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Maschine2::notify_transport_state_changed, this), this);
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session->TransportLooped.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Maschine2::notify_loop_state_changed, this), this);
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session->RecordStateChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Maschine2::notify_record_state_changed, this), this);
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Config->ParameterChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Maschine2::notify_parameter_changed, this, _1), this);
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session->config.ParameterChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Maschine2::notify_parameter_changed, this, _1), this);
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session->DirtyChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Maschine2::notify_session_dirty_changed, this), this);
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session->history().Changed.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Maschine2::notify_history_changed, this), this);
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/* Actions */
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Glib::RefPtr<Gtk::ToggleAction> tact;
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Glib::RefPtr<Gtk::RadioAction> ract;
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#if 0
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tact = ActionManager::find_toggle_action (X_("Editor"), X_("ToggleMeasureVisibility"));
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tact->signal_toggled ().connect (sigc::mem_fun (*this, &Maschine2::notify_grid_change));
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#endif
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ract = ActionManager::get_radio_action (X_("Editor"), X_("snap-off"));
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ract->signal_toggled ().connect (sigc::mem_fun (*this, &Maschine2::notify_snap_change));
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ract = ActionManager::get_radio_action (X_("Editor"), X_("snap-magnetic"));
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ract->signal_toggled ().connect (sigc::mem_fun (*this, &Maschine2::notify_snap_change));
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ract = ActionManager::get_radio_action (X_("Editor"), X_("snap-normal"));
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ract->signal_toggled ().connect (sigc::mem_fun (*this, &Maschine2::notify_snap_change));
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/* Surface events */
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_ctrl->button (M2Contols::Play)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::button_play, this));
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_ctrl->button (M2Contols::Rec)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::button_record, this));
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_ctrl->button (M2Contols::Loop)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::button_loop, this));
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_ctrl->button (M2Contols::Metronom)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::button_metronom, this));
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_ctrl->button (M2Contols::GotoStart)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::button_rewind, this));
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_ctrl->button (M2Contols::FastRewind)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::button_action, this, "Transport", "RewindSlow"));
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_ctrl->button (M2Contols::FastForward)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::button_action, this, "Transport", "ForwardSlow"));
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_ctrl->button (M2Contols::Panic)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::button_action, this, "MIDI", "panic"));
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_ctrl->button (M2Contols::JumpForward)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::button_action, this, "Editor", "jump-forward-to-mark"));
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_ctrl->button (M2Contols::JumpBackward)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::button_action, this, "Editor", "jump-backward-to-mark"));
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_ctrl->button (M2Contols::Grid)->pressed.connect (button_connections, invalidator (*this), boost::bind (&Maschine2::button_snap_pressed, this), gui_context());
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_ctrl->button (M2Contols::Grid)->released.connect (button_connections, invalidator (*this), boost::bind (&Maschine2::button_snap_released, this), gui_context());
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_ctrl->button (M2Contols::Grid)->changed.connect (button_connections, invalidator (*this), boost::bind (&Maschine2::button_snap_changed, this, _1), gui_context());
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_ctrl->button (M2Contols::Save)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::button_action, this, "Common", "Save"));
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_ctrl->button (M2Contols::Undo)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::button_action, this, "Editor", "undo"));
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_ctrl->button (M2Contols::Redo)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::button_action, this, "Editor", "redo"));
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_ctrl->button (M2Contols::MasterVolume)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::handle_master_change, this, MST_VOLUME));
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_ctrl->button (M2Contols::MasterTempo)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::handle_master_change, this, MST_TEMPO));
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_ctrl->button (M2Contols::EncoderWheel)->released.connect_same_thread (button_connections, boost::bind (&Maschine2::button_encoder, this));
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_ctrl->encoder (0)->changed.connect_same_thread (button_connections, boost::bind (&Maschine2::encoder_master, this, _1));
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for (unsigned int pad = 0; pad < 16; ++pad) {
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_ctrl->pad (pad)->event.connect_same_thread (button_connections, boost::bind (&Maschine2::pad_event, this, pad, _1, _2));
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_ctrl->pad (pad)->changed.connect_same_thread (button_connections, boost::bind (&Maschine2::pad_change, this, pad, _1));
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}
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/* set initial values */
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notify_record_state_changed ();
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notify_transport_state_changed ();
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notify_loop_state_changed ();
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notify_parameter_changed ("clicking");
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notify_snap_change ();
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notify_session_dirty_changed ();
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notify_history_changed ();
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}
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void
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Maschine2::notify_record_state_changed ()
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{
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switch (session->record_status ()) {
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case Session::Disabled:
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_ctrl->button (M2Contols::Rec)->set_color (0);
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_ctrl->button (M2Contols::Rec)->set_blinking (false);
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break;
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case Session::Enabled:
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_ctrl->button (M2Contols::Rec)->set_color (COLOR_WHITE);
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_ctrl->button (M2Contols::Rec)->set_blinking (true);
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break;
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case Session::Recording:
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_ctrl->button (M2Contols::Rec)->set_color (COLOR_WHITE);
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_ctrl->button (M2Contols::Rec)->set_blinking (false);
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break;
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}
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}
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void
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Maschine2::notify_transport_state_changed ()
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{
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if (transport_rolling ()) {
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_ctrl->button (M2Contols::Play)->set_color (COLOR_WHITE);
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} else {
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_ctrl->button (M2Contols::Play)->set_color (0);
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}
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notify_loop_state_changed ();
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}
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void
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Maschine2::notify_loop_state_changed ()
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{
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bool looping = false;
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Location* looploc = session->locations ()->auto_loop_location ();
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if (looploc && session->get_play_loop ()) {
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looping = true;
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}
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_ctrl->button (M2Contols::Loop)->set_color (looping ? COLOR_GRAY : 0);
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}
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void
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Maschine2::notify_parameter_changed (std::string param)
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{
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if (param == "clicking") {
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_ctrl->button (M2Contols::Metronom)->set_color (Config->get_clicking () ? COLOR_GRAY : 0);
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}
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}
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#if 0
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void
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Maschine2::notify_grid_change ()
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{
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Glib::RefPtr<Gtk::ToggleAction> tact = ActionManager::find_toggle_action (X_("Editor"), X_("ToggleMeasureVisibility"));
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_ctrl->button (M2Contols::Grid)->set_color (tact->get_active () ? COLOR_WHITE : 0);
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}
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#endif
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void
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Maschine2::notify_snap_change ()
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{
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uint32_t rgba = 0;
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if (_ctrl->button (M2Contols::Grid)->is_pressed ()) {
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return;
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}
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Glib::RefPtr<Gtk::RadioAction> ract = ActionManager::get_radio_action (X_("Editor"), X_("snap-magnetic"));
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if (ract->get_active ()) { rgba = COLOR_GRAY; }
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ract = ActionManager::get_radio_action (X_("Editor"), X_("snap-normal"));
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if (ract->get_active ()) { rgba = COLOR_WHITE; }
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_ctrl->button (M2Contols::Grid)->set_color (rgba);
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}
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void
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Maschine2::notify_session_dirty_changed ()
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{
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bool is_dirty = session->dirty ();
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_ctrl->button (M2Contols::Save)->set_color (is_dirty ? COLOR_WHITE : COLOR_BLACK);
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_ctrl->button (M2Contols::Save)->set_blinking (is_dirty);
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}
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void
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Maschine2::notify_history_changed ()
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{
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_ctrl->button (M2Contols::Redo)->set_color (session->redo_depth() > 0 ? COLOR_WHITE : COLOR_BLACK);
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_ctrl->button (M2Contols::Undo)->set_color (session->undo_depth() > 0 ? COLOR_WHITE : COLOR_BLACK);
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}
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void
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Maschine2::button_play ()
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{
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if (transport_rolling ()) {
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transport_stop ();
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} else {
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transport_play ();
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}
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}
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void
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Maschine2::button_record ()
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{
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set_record_enable (!get_record_enabled ());
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}
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void
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Maschine2::button_loop ()
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{
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loop_toggle ();
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}
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void
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Maschine2::button_metronom ()
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{
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Config->set_clicking (!Config->get_clicking ());
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}
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void
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Maschine2::button_rewind ()
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{
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goto_start (transport_rolling ());
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}
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void
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Maschine2::button_action (const std::string& group, const std::string& item)
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{
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AccessAction (group, item);
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}
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#if 0
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void
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Maschine2::button_grid ()
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{
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Glib::RefPtr<Gtk::ToggleAction> tact = ActionManager::find_toggle_action (X_("Editor"), X_("ToggleMeasureVisibility"));
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tact->set_active (!tact->get_active ());
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}
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#endif
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void
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Maschine2::button_snap_pressed ()
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{
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_ctrl->button (M2Contols::Grid)->set_color (COLOR_WHITE);
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_ctrl->button (M2Contols::Grid)->set_blinking (true);
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}
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void
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Maschine2::button_snap_changed (bool pressed)
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{
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if (!pressed) {
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_ctrl->button (M2Contols::Grid)->set_blinking (false);
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notify_snap_change ();
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}
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notify_master_change ();
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}
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void
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Maschine2::button_snap_released ()
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{
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_ctrl->button (M2Contols::Grid)->set_blinking (false);
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const char* action = 0;
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Glib::RefPtr<Gtk::RadioAction> ract = ActionManager::get_radio_action (X_("Editor"), X_("snap-off"));
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if (ract->get_active ()) { action = "snap-normal"; }
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ract = ActionManager::get_radio_action (X_("Editor"), X_("snap-normal"));
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if (ract->get_active ()) { action = "snap-magnetic"; }
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ract = ActionManager::get_radio_action (X_("Editor"), X_("snap-magnetic"));
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if (ract->get_active ()) { action = "snap-off"; }
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ract = ActionManager::get_radio_action (X_("Editor"), action);
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ract->set_active (true);
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}
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/* Master mode + state -- main encoder fn */
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void
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Maschine2::handle_master_change (enum MasterMode id)
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{
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switch (id) {
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case MST_VOLUME:
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if (_master_state == MST_VOLUME) { _master_state = MST_NONE; } else { _master_state = MST_VOLUME; }
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break;
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case MST_TEMPO:
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if (_master_state == MST_TEMPO) { _master_state = MST_NONE; } else { _master_state = MST_TEMPO; }
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break;
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default:
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return;
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break;
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}
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notify_master_change ();
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}
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void
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Maschine2::notify_master_change ()
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{
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if (_ctrl->button (M2Contols::Grid)->is_pressed ()) {
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_ctrl->button (M2Contols::MasterVolume)->set_color (COLOR_BLACK);
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_ctrl->button (M2Contols::MasterTempo)->set_color (COLOR_BLACK);
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return;
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}
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switch (_master_state) {
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case MST_NONE:
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_ctrl->button (M2Contols::MasterVolume)->set_color (COLOR_BLACK);
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_ctrl->button (M2Contols::MasterTempo)->set_color (COLOR_BLACK);
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break;
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case MST_VOLUME:
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_ctrl->button (M2Contols::MasterVolume)->set_color (COLOR_WHITE);
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_ctrl->button (M2Contols::MasterTempo)->set_color (COLOR_BLACK);
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break;
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case MST_TEMPO:
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_ctrl->button (M2Contols::MasterVolume)->set_color (COLOR_BLACK);
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_ctrl->button (M2Contols::MasterTempo)->set_color (COLOR_WHITE);
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break;
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}
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}
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static void apply_ac_delta (boost::shared_ptr<AutomationControl> ac, double d) {
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if (!ac) {
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return;
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}
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ac->set_value (ac->interface_to_internal (std::min (ac->upper(), std::max (ac->lower(), ac->internal_to_interface (ac->get_value()) + d))),
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PBD::Controllable::UseGroup);
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}
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void
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Maschine2::encoder_master (int delta)
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{
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if (_ctrl->button (M2Contols::Grid)->is_pressed ()) {
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_ctrl->button (M2Contols::Grid)->ignore_release ();
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if (delta > 0) {
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AccessAction ("Editor", "next-snap-choice");
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} else {
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AccessAction ("Editor", "prev-snap-choice");
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}
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return;
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}
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switch (_master_state) {
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case MST_NONE:
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if (_ctrl->button (M2Contols::BtnShift, M2Contols::ModNone)->active ()) {
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if (delta > 0) {
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AccessAction ("Editor", "temporal-zoom-in");
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} else {
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AccessAction ("Editor", "temporal-zoom-out");
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}
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} else {
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if (delta > 0) {
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AccessAction ("Editor", "playhead-forward-to-grid");
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} else {
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AccessAction ("Editor", "playhead-backward-to-grid");
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}
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}
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break;
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case MST_VOLUME:
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{
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boost::shared_ptr<Route> master = session->master_out ();
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if (master) {
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// TODO consider _ctrl->button (M2Contols::EncoderWheel)->is_pressed() for fine grained
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const double factor = _ctrl->button (M2Contols::BtnShift, M2Contols::ModNone)->active () ? 256. : 32.;
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apply_ac_delta (master->gain_control(), delta / factor);
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}
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}
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break;
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case MST_TEMPO:
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// set new tempo.. apply with "enter"
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break;
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}
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}
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void
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Maschine2::button_encoder ()
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{
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switch (_master_state) {
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case MST_NONE:
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// OR: add marker ??
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if (_ctrl->button (M2Contols::BtnShift, M2Contols::ModNone)->active ()) {
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AccessAction ("Editor", "zoom-to-session");
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}
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break;
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case MST_VOLUME:
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// ignore -> fine gained?
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break;
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case MST_TEMPO:
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// add new tempo.. ?
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break;
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}
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}
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void
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Maschine2::pad_change (unsigned int pad, float v)
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{
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float lvl = v; // _ctrl->pad (pad)->value () / 4095.f;
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Gtkmm2ext::Color c = Gtkmm2ext::hsva_to_color (270 - 270.f * lvl, 1.0, lvl * lvl, 1.0);
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_ctrl->pad (pad)->set_color (c);
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}
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void
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Maschine2::pad_event (unsigned int pad, float v, bool ev)
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{
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if (ev) {
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uint8_t msg[3];
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msg[0] = v > 0 ? 0x90 : 0x80;
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msg[1] = 36 + pad; // TODO map note to scale
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msg[2] = ((uint8_t)floor (v * 127)) & 0x7f;
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_output_port->write (msg, 3, 0);
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} else {
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uint8_t msg[3];
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msg[0] = 0xa0;
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msg[1] = 36 + pad; // TODO map note to scale
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msg[2] = ((uint8_t)floor (v * 127)) & 0x7f;
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_output_port->write (msg, 3, 0);
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}
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//printf ("[%2d] %s %.1f\n", pad, ev ? "On/Off" : "Aftertouch" , v * 127);
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}
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