/* * Copyright (C) 2016-2018 Paul Davis * Copyright (C) 2017-2018 Robin Gareus * * 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 #include #include #include #include #include #include #include "pbd/compose.h" #include "pbd/convert.h" #include "pbd/debug.h" #include "pbd/failed_constructor.h" #include "pbd/file_utils.h" #include "pbd/search_path.h" #include "pbd/enumwriter.h" #include "midi++/parser.h" #include "temporal/time.h" #include "temporal/bbt_time.h" #include "ardour/amp.h" #include "ardour/async_midi_port.h" #include "ardour/audioengine.h" #include "ardour/debug.h" #include "ardour/midiport_manager.h" #include "ardour/midi_track.h" #include "ardour/midi_port.h" #include "ardour/selection.h" #include "ardour/session.h" #include "ardour/tempo.h" #include "ardour/triggerbox.h" #include "ardour/types_convert.h" #include "ardour/utils.h" #include "gtkmm2ext/gui_thread.h" #include "gtkmm2ext/rgb_macros.h" #include "gtkmm2ext/colors.h" #include "gui.h" #include "lpx.h" #include "pbd/i18n.h" #ifdef PLATFORM_WINDOWS #define random() rand() #endif #ifdef LAUNCHPAD_MINI #define LAUNCHPAD_NAMESPACE LP_MINI #else #define LAUNCHPAD_NAMESPACE LP_X #endif using namespace ARDOUR; using namespace PBD; using namespace Glib; using namespace ArdourSurface; using namespace ArdourSurface::LAUNCHPAD_NAMESPACE; using namespace Gtkmm2ext; #include "pbd/abstract_ui.inc.cc" // instantiate template #define NOVATION 0x1235 #ifdef LAUNCHPAD_MINI #define LAUNCHPADX 0x0113 static const std::vector sysex_header ({ 0xf0, 0x00, 0x20, 0x29, 0x2, 0xd }); #else #define LAUNCHPADX 0x0103 static const std::vector sysex_header ({ 0xf0, 0x00, 0x20, 0x29, 0x2, 0xc }); #endif static int first_fader = 0x9; bool LaunchPadX::available () { /* no preconditions other than the device being present */ return true; } bool LaunchPadX::match_usb (uint16_t vendor, uint16_t device) { return vendor == NOVATION && device == LAUNCHPADX; } bool LaunchPadX::probe (std::string& i, std::string& o) { vector midi_inputs; vector midi_outputs; AudioEngine::instance()->get_ports ("", DataType::MIDI, PortFlags (IsOutput|IsTerminal), midi_inputs); AudioEngine::instance()->get_ports("", DataType::MIDI, PortFlags(IsInput | IsTerminal), midi_outputs); if (midi_inputs.empty() || midi_outputs.empty()) { return false; } #ifdef LAUNCHPAD_MINI std::regex rx (X_("Launchpad Mini.*MI")); #else std::regex rx (X_("Launchpad X.*MI")); #endif auto has_lppro = [&rx](string const &s) { std::string pn = AudioEngine::instance()->get_hardware_port_name_by_name(s); return std::regex_search (pn, rx); }; auto pi = std::find_if (midi_inputs.begin(), midi_inputs.end(), has_lppro); auto po = std::find_if (midi_outputs.begin (), midi_outputs.end (), has_lppro); if (pi == midi_inputs.end () || po == midi_outputs.end ()) { return false; } i = *pi; o = *po; return true; } LaunchPadX::LaunchPadX (ARDOUR::Session& s) #ifdef LAUNCHPAD_MINI : MIDISurface (s, X_("Novation LaunchPad Mini"), X_("LaunchPad Mini"), true) #else : MIDISurface (s, X_("Novation LaunchPad X"), X_("LaunchPad X"), true) #endif , logo_color (4) , scroll_x_offset (0) , scroll_y_offset (0) , _daw_out_port (nullptr) , _gui (nullptr) , _current_layout (SessionLayout) , _session_mode (SessionMode) , current_fader_bank (VolumeFaders) , pre_fader_layout (SessionLayout) , pending_mixer_op (PendingNone) { run_event_loop (); port_setup (); std::string pn_in, pn_out; if (probe (pn_in, pn_out)) { _async_in->connect (pn_in); _async_out->connect (pn_out); } connect_daw_ports (); build_color_map (); build_pad_map (); Trigger::TriggerPropertyChange.connect (trigger_connections, invalidator (*this), std::bind (&LaunchPadX::trigger_property_change, this, _1, _2), this); session->RecordStateChanged.connect (session_connections, invalidator(*this), std::bind (&LaunchPadX::record_state_changed, this), this); session->TransportStateChange.connect (session_connections, invalidator(*this), std::bind (&LaunchPadX::transport_state_changed, this), this); session->RouteAdded.connect (session_connections, invalidator(*this), std::bind (&LaunchPadX::viewport_changed, this), this); } LaunchPadX::~LaunchPadX () { DEBUG_TRACE (DEBUG::Launchpad, "push2 control surface object being destroyed\n"); trigger_connections.drop_connections (); route_connections.drop_connections (); session_connections.drop_connections (); for (auto & p : pad_map) { p.second.timeout_connection.disconnect (); } tear_down_gui (); stop_event_loop (); MIDISurface::drop (); } void LaunchPadX::transport_state_changed () { MIDI::byte msg[3]; msg[0] = 0x90; if (session->transport_rolling()) { msg[1] = Play; msg[2] = 21; daw_write (msg, 3); } else { msg[1] = Play; msg[2] = 17; daw_write (msg, 3); } } void LaunchPadX::record_state_changed () { } int LaunchPadX::set_active (bool yn) { DEBUG_TRACE (DEBUG::Launchpad, string_compose("Launchpad X::set_active init with yn: %1\n", yn)); if (yn == active()) { return 0; } if (yn) { if (device_acquire ()) { return -1; } } else { /* Control Protocol Manager never calls us with false, but * insteads destroys us. */ } ControlProtocol::set_active (yn); DEBUG_TRACE (DEBUG::Launchpad, string_compose("Launchpad X::set_active done with yn: '%1'\n", yn)); return 0; } void LaunchPadX::run_event_loop () { DEBUG_TRACE (DEBUG::Launchpad, "start event loop\n"); BaseUI::run (); } void LaunchPadX::stop_event_loop () { DEBUG_TRACE (DEBUG::Launchpad, "stop event loop\n"); BaseUI::quit (); } int LaunchPadX::begin_using_device () { DEBUG_TRACE (DEBUG::Launchpad, "begin using device\n"); connect_to_port_parser (*_daw_in_port); /* Connect DAW input port to event loop */ AsyncMIDIPort* asp; asp = dynamic_cast (_daw_in_port); asp->xthread().set_receive_handler (sigc::bind (sigc::mem_fun (this, &MIDISurface::midi_input_handler), _daw_in_port)); asp->xthread().attach (main_loop()->get_context()); light_logo (); set_device_mode (DAW); setup_faders (VolumeFaders); set_session_mode (SessionMode); /* catch current selection, if any so that we can wire up the pads if appropriate */ stripable_selection_changed (); viewport_changed (); return MIDISurface::begin_using_device (); } int LaunchPadX::stop_using_device () { DEBUG_TRACE (DEBUG::Launchpad, "stop using device\n"); if (!_in_use) { DEBUG_TRACE (DEBUG::Launchpad, "nothing to do, device not in use\n"); return 0; } all_pads_out (); set_device_mode (Standalone); return MIDISurface::stop_using_device (); } XMLNode& LaunchPadX::get_state() const { XMLNode& node (MIDISurface::get_state()); XMLNode* child = new XMLNode (X_("DAWInput")); child->add_child_nocopy (_daw_in->get_state()); node.add_child_nocopy (*child); child = new XMLNode (X_("DAWOutput")); child->add_child_nocopy (_daw_out->get_state()); node.add_child_nocopy (*child); return node; } int LaunchPadX::set_state (const XMLNode & node, int version) { DEBUG_TRACE (DEBUG::Launchpad, string_compose ("LaunchPadX::set_state: active %1\n", active())); int retval = 0; if (MIDISurface::set_state (node, version)) { return -1; } return retval; } std::string LaunchPadX::input_port_name () const { #ifdef LAUNCHPAD_MINI return X_(":Launchpad Mini MK3.*MIDI (In|2)"); #else return X_(":Launchpad X MK3.*MIDI (In|2)"); #endif } std::string LaunchPadX::output_port_name () const { #ifdef LAUNCHPAD_MINI return X_(":Launchpad Mini MK3.*MIDI (Out|2)"); #else return X_(":Launchpad X MK3.*MIDI (Out|2)"); #endif } void LaunchPadX::relax (Pad & pad) { } void LaunchPadX::build_pad_map () { #define BUTTON0(id) pad_map.insert (make_pair ((id), Pad ((id), &LaunchPadX::relax))) #define BUTTON(id, press) pad_map.insert (make_pair ((id), Pad ((id), (press)))) #define BUTTON2(id, press, long_press) pad_map.insert (make_pair ((id), Pad ((id), (press), (long_press)))) #define BUTTON3(id, press, long_press, release) pad_map.insert (make_pair ((id), Pad ((id), (press), (long_press), (release)))) BUTTON (Down, &LaunchPadX::down_press); BUTTON (Up, &LaunchPadX::up_press); BUTTON (Left, &LaunchPadX::left_press); BUTTON (Right, &LaunchPadX::right_press); BUTTON3 (Session, &LaunchPadX::session_press, &LaunchPadX::session_long_press, &LaunchPadX::session_release); BUTTON0 (Custom); BUTTON (CaptureMIDI, &LaunchPadX::capture_midi_press); BUTTON (Volume, &LaunchPadX::rh0_press); BUTTON (Pan, &LaunchPadX::rh1_press); BUTTON (SendA, &LaunchPadX::rh2_press); BUTTON (SendB, &LaunchPadX::rh3_press); BUTTON2 (StopClip, &LaunchPadX::rh4_press, &LaunchPadX::rh4_long_press); BUTTON (Mute, &LaunchPadX::rh5_press); BUTTON2 (Solo, &LaunchPadX::rh6_press, &LaunchPadX::rh6_long_press); BUTTON (RecordArm, &LaunchPadX::rh7_press); /* Now add the 8x8 central pad grid */ for (int row = 0; row < 8; ++row) { for (int col = 0; col < 8; ++col) { int pid = (11 + (row * 10)) + col; std::pair p (pid, Pad (pid, col, 7 - row, &LaunchPadX::pad_press, &LaunchPadX::pad_long_press, &LaunchPadX::pad_release)); // , &LaunchPadX::pad_long_press)); if (!pad_map.insert (p).second) abort(); } } } void LaunchPadX::all_pads_out () { MIDI::byte msg[3]; msg[0] = 0x90; msg[2] = 0x0; for (auto const & p : pad_map) { msg[1] = p.second.id; daw_write (msg, 3); } /* Finally, the logo */ msg[1] = 0x63; daw_write (msg, 3); } bool LaunchPadX::light_logo () { MIDI::byte msg[3]; msg[0] = 0x91; /* pulse with tempo/midi clock */ msg[1] = 0x63; msg[2] = 4 + (random() % 0x3c); daw_write (msg, 3); return true; } LaunchPadX::Pad* LaunchPadX::pad_by_id (int pid) { PadMap::iterator p = pad_map.find (pid); if (p == pad_map.end()) { return nullptr; } return &p->second; } void LaunchPadX::light_pad (int pad_id, int color, int mode) { MIDI::byte msg[3]; msg[0] = 0x90 | mode; msg[1] = pad_id; msg[2] = color; daw_write (msg, 3); } void LaunchPadX::pad_off (int pad_id) { MIDI::byte msg[3]; msg[0] = 0x90; msg[1] = pad_id; msg[2] = 0; daw_write (msg, 3); } void LaunchPadX::all_pads_off () { MidiByteArray msg (sysex_header); msg.reserve (msg.size() + (106 * 3) + 3); msg.push_back (0x3); for (size_t n = 1; n < 32; ++n) { msg.push_back (0x0); msg.push_back (n); msg.push_back (13); } msg.push_back (0xf7); daw_write (msg); } void LaunchPadX::all_pads_on (int color) { MidiByteArray msg (sysex_header); msg.push_back (0xe); msg.push_back (color & 0x7f); msg.push_back (0xf7); daw_write (msg); #if 0 for (PadMap::iterator p = pad_map.begin(); p != pad_map.end(); ++p) { Pad& pad (p->second); pad.set (random() % color_map.size(), Pad::Static); daw_write (pad.state_msg()); } #endif } void LaunchPadX::set_device_mode (DeviceMode m) { /* programming manual, pages 14 and 18 */ MidiByteArray standalone_or_daw (sysex_header); MidiByteArray live_or_programmer (sysex_header); switch (m) { case Standalone: live_or_programmer.push_back (0xe); live_or_programmer.push_back (0x0); live_or_programmer.push_back (0xf7); /* Back to "live" state */ write (live_or_programmer); g_usleep (100000); /* disable "daw" mode */ standalone_or_daw.push_back (0x10); standalone_or_daw.push_back (0x0); standalone_or_daw.push_back (0xf7); daw_write (standalone_or_daw); break; case DAW: // live_or_programmer.push_back (0xe); // live_or_programmer.push_back (0x0); // live_or_programmer.push_back (0xf7); /* Back to "live" state */ // daw_write (live_or_programmer); // g_usleep (100000); /* Enable DAW mode */ standalone_or_daw.push_back (0x10); standalone_or_daw.push_back (0x1); standalone_or_daw.push_back (0xf7); daw_write (standalone_or_daw); break; case Programmer: live_or_programmer.push_back (0xe); live_or_programmer.push_back (0x1); live_or_programmer.push_back (0xf7); /* enter "programmer" state */ daw_write (live_or_programmer); break; } } void LaunchPadX::handle_midi_sysex (MIDI::Parser& parser, MIDI::byte* raw_bytes, size_t sz) { } void LaunchPadX::display_session_layout () { /* This only needs to be done once (in fact, the device even remembers * it across power-cycling! */ std::list rhs { Volume, Pan, SendA, SendB, StopClip, Mute, Solo, RecordArm }; MIDI::byte msg[3]; msg[0] = 0xb0; if (pending_mixer_op == PendingNone) { MIDI::byte color = (_session_mode == SessionMode ? 0x27 : 0x9); msg[1] = Session; msg[2] = color; daw_write (msg, 3); for (auto pid : rhs) { msg[1] = pid; msg[2] = color; daw_write (msg, 3); } msg[1] = CaptureMIDI; msg[2] = 5; daw_write (msg, 3); msg[1] = Up; msg[2] = 46; daw_write (msg, 3); msg[1] = Down; msg[2] = 46; daw_write (msg, 3); msg[1] = Left; msg[2] = 46; daw_write (msg, 3); msg[1] = Right; msg[2] = 46; daw_write (msg, 3); return; } PadID special; MIDI::byte color; switch (pending_mixer_op) { case PendingStopClip: special = StopClip; color = 0x3c; break; case PendingSolo: special = Solo; color = 0x13; break; case PendingMute: special = Mute; color = 0x25; break; case PendingRecArm: special = RecordArm; color = 0x5; break; default: return; } rhs.remove (special); for (auto pid : rhs) { msg[1] = pid; msg[2] = 0x2; /* dim */ daw_write (msg, 3); } msg[1] = special; msg[2] = color; daw_write (msg, 3); } void LaunchPadX::handle_midi_controller_message (MIDI::Parser& parser, MIDI::EventTwoBytes* ev) { if (&parser != _daw_in_port->parser()) { /* we don't process CC messages from the regular port */ DEBUG_TRACE (DEBUG::Launchpad, string_compose ("skip non-DAW CC %1 (value %2)\n", (int) ev->controller_number, (int) ev->value)); return; } DEBUG_TRACE (DEBUG::Launchpad, string_compose ("CC %1 (value %2) layout %3 mode %4\n", (int) ev->controller_number, (int) ev->value, _current_layout, _session_mode)); if (_current_layout == SessionLayout && _session_mode == MixerMode) { std::cerr << "possible fader!\n"; /* Trap fader move messages and act on them */ if (ev->controller_number >= first_fader && ev->controller_number < first_fader+8) { std::cerr << "actual fader\n"; fader_move (ev->controller_number, ev->value); return; } } std::cerr << "not a fader\n"; PadMap::iterator p = pad_map.find (ev->controller_number); if (p == pad_map.end()) { return; } Pad& pad (p->second); set::iterator c = consumed.find (pad.id); if (c == consumed.end()) { if (ev->value) { maybe_start_press_timeout (pad); (this->*pad.on_press) (pad); } else { pad.timeout_connection.disconnect (); (this->*pad.on_release) (pad); } } else { consumed.erase (c); } } void LaunchPadX::handle_midi_note_on_message (MIDI::Parser& parser, MIDI::EventTwoBytes* ev) { if (ev->velocity == 0) { handle_midi_note_off_message (parser, ev); return; } if (&parser != _daw_in_port->parser()) { /* we don't process CC messages from the regular port */ DEBUG_TRACE (DEBUG::Launchpad, string_compose ("skip non-DAW Note On %1/0x%3%4%5 (velocity %2)\n", (int) ev->note_number, (int) ev->velocity, std::hex, (int) ev->note_number, std::dec)); return; } DEBUG_TRACE (DEBUG::Launchpad, string_compose ("Note On %1/0x%3%4%5 (velocity %2)\n", (int) ev->note_number, (int) ev->velocity, std::hex, (int) ev->note_number, std::dec)); if (_current_layout != SessionLayout) { return; } PadMap::iterator p = pad_map.find (ev->note_number); if (p == pad_map.end()) { return; } Pad& pad (p->second); maybe_start_press_timeout (pad); (this->*pad.on_pad_press) (pad, ev->velocity); } void LaunchPadX::handle_midi_note_off_message (MIDI::Parser&, MIDI::EventTwoBytes* ev) { DEBUG_TRACE (DEBUG::Launchpad, string_compose ("Note Off %1/0x%3%4%5 (velocity %2)\n", (int) ev->note_number, (int) ev->velocity, std::hex, (int) ev->note_number, std::dec)); if (_current_layout != SessionLayout) { return; } PadMap::iterator p = pad_map.find (ev->note_number); if (p == pad_map.end()) { return; } Pad& pad (p->second); set::iterator c = consumed.find (pad.id); if (c == consumed.end()) { pad.timeout_connection.disconnect (); (this->*pad.on_release) (pad); } else { /* used for long press */ consumed.erase (c); } } void LaunchPadX::port_registration_handler () { MIDISurface::port_registration_handler (); connect_daw_ports (); } void LaunchPadX::connect_daw_ports () { if (!_daw_in || !_daw_out) { /* ports not registered yet */ return; } if (_daw_in->connected() && _daw_out->connected()) { /* don't waste cycles here */ return; } std::vector midi_inputs; std::vector midi_outputs; /* get all MIDI Ports */ AudioEngine::instance()->get_ports ("", DataType::MIDI, PortFlags (IsOutput|IsTerminal), midi_inputs); AudioEngine::instance()->get_ports("", DataType::MIDI, PortFlags(IsInput | IsTerminal), midi_outputs); if (midi_inputs.empty() || midi_outputs.empty()) { return; } /* Try to find the DAW port, whose pretty name varies on Linux * depending on the version of ALSA, but is fairly consistent across * newer ALSA and other platforms. */ #ifdef LAUNCHPAD_MINI std::regex rx (X_("Launchpad Mini.*(DAW|MIDI 1|DA$)"), std::regex::extended); #else std::regex rx (X_("Launchpad X.*(DAW|MIDI 1|DA$)"), std::regex::extended); #endif auto is_dawport = [&rx](string const &s) { std::string pn = AudioEngine::instance()->get_hardware_port_name_by_name(s); return std::regex_search (pn, rx); }; auto pi = std::find_if (midi_inputs.begin(), midi_inputs.end(), is_dawport); auto po = std::find_if (midi_outputs.begin (), midi_outputs.end (), is_dawport); if (pi == midi_inputs.end() || po == midi_inputs.end()) { return; } if (!_daw_in->connected()) { AudioEngine::instance()->connect (_daw_in->name(), *pi); } if (!_daw_out->connected()) { AudioEngine::instance()->connect (_daw_out->name(), *po); } } int LaunchPadX::ports_acquire () { int ret = MIDISurface::ports_acquire (); if (!ret) { _daw_in = AudioEngine::instance()->register_input_port (DataType::MIDI, string_compose (X_("%1 daw in"), port_name_prefix), true); if (_daw_in) { _daw_in_port = std::dynamic_pointer_cast(_daw_in).get(); _daw_out = AudioEngine::instance()->register_output_port (DataType::MIDI, string_compose (X_("%1 daw out"), port_name_prefix), true); } if (_daw_out) { _daw_out_port = std::dynamic_pointer_cast(_daw_out).get(); return 0; } ret = -1; } return ret; } void LaunchPadX::ports_release () { /* wait for button data to be flushed */ MIDI::Port* daw_port = std::dynamic_pointer_cast(_daw_out).get(); AsyncMIDIPort* asp; asp = dynamic_cast (daw_port); asp->drain (10000, 500000); { Glib::Threads::Mutex::Lock em (AudioEngine::instance()->process_lock()); AudioEngine::instance()->unregister_port (_daw_in); AudioEngine::instance()->unregister_port (_daw_out); } _daw_in.reset ((ARDOUR::Port*) 0); _daw_out.reset ((ARDOUR::Port*) 0); MIDISurface::ports_release (); } void LaunchPadX::daw_write (const MidiByteArray& data) { DEBUG_TRACE (DEBUG::Launchpad, string_compose ("daw write %1 %2\n", data.size(), data)); _daw_out_port->write (&data[0], data.size(), 0); } void LaunchPadX::daw_write (MIDI::byte const * data, size_t size) { #ifndef NDEBUG std::stringstream str; if (DEBUG_ENABLED(DEBUG::Launchpad)) { str << hex; for (size_t n = 0; n < size; ++n) { str << (int) data[n] << ' '; } } #endif DEBUG_TRACE (DEBUG::Launchpad, string_compose ("daw write %1 [%2]\n", size, str.str())); _daw_out_port->write (data, size, 0); } void LaunchPadX::scroll_text (std::string const & txt, int color, bool loop, float speed) { MidiByteArray msg (sysex_header); msg.push_back (0x32); msg.push_back (color); msg.push_back (loop ? 1: 0); for (std::string::size_type i = 0; i < txt.size(); ++i) { msg.push_back (txt[i] & 0xf7); } msg.push_back (0xf7); daw_write (msg); if (speed != 0.f) { msg[sysex_header.size() + 3] = (MIDI::byte) (floor (1.f + (speed * 6.f))); msg[sysex_header.size() + 4] = 0xf7; msg.resize (sysex_header.size() + 5); daw_write (msg); } } LaunchPadX::StripableSlot LaunchPadX::get_stripable_slot (int x, int y) const { x += scroll_x_offset; y += scroll_y_offset; if ((StripableSlotColumn::size_type) x > stripable_slots.size()) { return StripableSlot (-1, -1); } if ((StripableSlotRow::size_type) y > stripable_slots[x].size()) { return StripableSlot (-1, -1); } return stripable_slots[x][y]; } void LaunchPadX::stripable_selection_changed () { return; } void LaunchPadX::start_press_timeout (Pad& pad) { Glib::RefPtr timeout = Glib::TimeoutSource::create (500); // milliseconds pad.timeout_connection = timeout->connect (sigc::bind (sigc::mem_fun (*this, &LaunchPadX::long_press_timeout), pad.id)); timeout->attach (main_loop()->get_context()); } void LaunchPadX::maybe_start_press_timeout (Pad& pad) { if (pad.on_long_press == &LaunchPadX::relax) { return; } start_press_timeout (pad); } bool LaunchPadX::long_press_timeout (int pad_id) { PadMap::iterator p = pad_map.find (pad_id); if (p == pad_map.end()) { /* impossible */ return false; } Pad& pad (p->second); (this->*pad.on_long_press) (pad); return false; /* don't get called again */ } void LaunchPadX::left_press (Pad& pad) { if (scroll_x_offset >= 1) { scroll_x_offset -= 1; } viewport_changed (); } void LaunchPadX::right_press (Pad& pad) { scroll_x_offset += 1;; viewport_changed (); } void LaunchPadX::session_press (Pad& pad) { DEBUG_TRACE (DEBUG::Launchpad, string_compose ("session press, mode %1\n", _session_mode)); if (_current_layout != SessionLayout) { _current_layout = SessionLayout; /* rest handled by device */ } else { if (_session_mode == SessionMode) { set_session_mode (MixerMode); } else { set_session_mode (SessionMode); } } display_session_layout (); } void LaunchPadX::session_release (Pad& pad) { } void LaunchPadX::note_press (Pad& pad) { _current_layout = NoteLayout; /* rest handled by device */ } void LaunchPadX::custom_press (Pad& pad) { _current_layout = CustomLayout; /* rest handled by device */ } void LaunchPadX::cue_press (Pad& pad, int row) { session->trigger_cue_row (row); } void LaunchPadX::rh0_press (Pad& pad) { if (_current_layout == SessionLayout) { if (_session_mode == SessionMode) { cue_press (pad, 0 + scroll_y_offset); } else { volume_press (pad); } } } void LaunchPadX::rh1_press (Pad& pad) { if (_current_layout == SessionLayout) { if (_session_mode == SessionMode) { cue_press (pad, 1 + scroll_y_offset); } else { pan_press (pad); } } } void LaunchPadX::rh2_press (Pad& pad) { if (_current_layout == SessionLayout) { if (_session_mode == SessionMode) { cue_press (pad, 2 + scroll_y_offset); } else { send_a_press (pad); } } } void LaunchPadX::rh3_press (Pad& pad) { if (_current_layout == SessionLayout) { if (_session_mode == SessionMode) { cue_press (pad, 3 + scroll_y_offset); } else { send_b_press (pad); } } } void LaunchPadX::rh4_press (Pad& pad) { if (_current_layout == SessionLayout) { if (_session_mode == SessionMode) { cue_press (pad, 4 + scroll_y_offset); } else { stop_clip_press (pad); } } } void LaunchPadX::rh4_long_press (Pad& pad) { std::cerr << "\n\n>>>> stop long\n"; if (session) { session->trigger_stop_all (true); } consumed.insert (pad.id); } void LaunchPadX::rh5_press (Pad& pad) { if (_current_layout == SessionLayout) { if (!pending_mixer_op && _session_mode == SessionMode) { cue_press (pad, 5 + scroll_y_offset); } else { mute_press (pad); } } } void LaunchPadX::rh6_press (Pad& pad) { if (_current_layout == SessionLayout) { if (!pending_mixer_op && _session_mode == SessionMode) { cue_press (pad, 6 + scroll_y_offset); } else { solo_press (pad); } } } void LaunchPadX::rh6_long_press (Pad& pad) { std::cerr << "\n\n>>>> solo long\n"; cancel_all_solo (); /* Pad was used for long press, do not invoke release action */ consumed.insert (pad.id); } void LaunchPadX::rh7_press (Pad& pad) { if (_current_layout == SessionLayout) { if (!pending_mixer_op && _session_mode == SessionMode) { cue_press (pad, 7 + scroll_y_offset); } else { record_arm_press (pad); } } } void LaunchPadX::fader_mode_press (FaderBank bank) { if (_current_layout != SessionLayout) { return; } if (current_fader_bank != bank) { setup_faders (bank); } if (_session_mode != MixerMode) { set_session_mode (MixerMode); } } void LaunchPadX::volume_press (Pad& pad) { fader_mode_press (VolumeFaders); } void LaunchPadX::pan_press (Pad& pad) { fader_mode_press (PanFaders); } void LaunchPadX::send_a_press (Pad& pad) { fader_mode_press (SendAFaders); } void LaunchPadX::send_b_press (Pad& pad) { fader_mode_press (SendBFaders); } void LaunchPadX::stop_clip_press (Pad& pad) { set_pending_mixer_op (PendingStopClip); } void LaunchPadX::mute_press (Pad& pad) { set_pending_mixer_op (PendingMute); } void LaunchPadX::solo_press (Pad& pad) { set_pending_mixer_op (PendingSolo); } void LaunchPadX::record_arm_press (Pad& pad) { set_pending_mixer_op (PendingRecArm); } void LaunchPadX::capture_midi_press (Pad& pad) { set_record_enable (!get_record_enabled()); } void LaunchPadX::down_press (Pad& pad) { if (scroll_y_offset >= 1) { scroll_y_offset -= 1; } } void LaunchPadX::up_press (Pad& pad) { scroll_y_offset += 1; } void LaunchPadX::pad_press (Pad& pad, int velocity) { DEBUG_TRACE (DEBUG::Launchpad, string_compose ("pad press on %1, %2 => %3 vel %4\n", pad.x, pad.y, pad.id, velocity)); /* Check for bottom row press */ if (pending_mixer_op != PendingNone && pad.y == 7) { handle_pending_mixer_op (pad.x); } else { session->bang_trigger_at (pad.x, pad.y, velocity / 127.0f); start_press_timeout (pad); } } void LaunchPadX::pad_long_press (Pad& pad) { DEBUG_TRACE (DEBUG::Launchpad, string_compose ("pad long press on %1, %2 => %3\n", pad.x, pad.y, pad.id)); } void LaunchPadX::pad_release (Pad& pad) { DEBUG_TRACE (DEBUG::Launchpad, string_compose ("pad release on %1, %2 => %3\n", pad.x, pad.y, pad.id)); session->unbang_trigger_at(pad.x, pad.y); } void LaunchPadX::trigger_property_change (PropertyChange pc, Trigger* t) { int x = t->box().order(); int y = t->index(); // DEBUG_TRACE (DEBUG::Launchpad, string_compose ("prop change %1 for trigger at %2, %3\n", pc, x, y)); if (y > scroll_y_offset + 7) { /* not visible at present */ return; } if (x > scroll_x_offset + 7) { /* not visible at present */ return; } /* name property change is sent when slots are loaded or unloaded */ PropertyChange our_interests; our_interests.add (Properties::running); our_interests.add (Properties::name);; if (pc.contains (our_interests)) { int pid = (11 + ((7 - y) * 10)) + x; MidiByteArray msg; std::shared_ptr r = session->get_remote_nth_route (scroll_x_offset + x); if (!r || !t->playable()) { msg.push_back (0x90); msg.push_back (pid); msg.push_back (0x0); daw_write (msg); return; } switch (t->state()) { case Trigger::Stopped: msg.push_back (0x90); msg.push_back (pid); msg.push_back (find_closest_palette_color (r->presentation_info().color())); break; case Trigger::WaitingToStart: msg.push_back (0x91); /* channel 1=> pulsing */ msg.push_back (pid); msg.push_back (0x17); // find_closest_palette_color (r->presentation_info().color())); break; case Trigger::Running: /* choose contrasting color from the base one */ msg.push_back (0x90); msg.push_back (pid); msg.push_back (find_closest_palette_color (HSV(r->presentation_info().color()).opposite())); break; case Trigger::WaitingForRetrigger: case Trigger::WaitingToStop: case Trigger::WaitingToSwitch: case Trigger::Stopping: msg.push_back (0x91); msg.push_back (pid); msg.push_back (find_closest_palette_color (HSV(r->presentation_info().color()).opposite())); } daw_write (msg); } } void LaunchPadX::map_triggers () { for (int x = 0; x < 8; ++x) { map_triggerbox (x); } } void LaunchPadX::map_triggerbox (int x) { MIDI::byte msg[3]; msg[0] = 0x90; std::shared_ptr r = session->get_remote_nth_route (scroll_x_offset + x); int palette_index; if (r) { palette_index = find_closest_palette_color (r->presentation_info().color()); } else { palette_index = 0x0; } for (int y = 0; y < 8; ++y) { int xp = x + scroll_x_offset; int yp = y + scroll_y_offset; int pid = (11 + ((7 - y) * 10)) + x; msg[1] = pid; TriggerPtr t = session->trigger_at (xp, yp); if (!t || !t->playable()) { msg[2] = 0x0; } else { msg[2] = palette_index; } daw_write (msg, 3); } } void LaunchPadX::build_color_map () { /* RGB values taken from using color picker on PDF of LP manual, page * 10, but without zero (off) */ static uint32_t novation_color_chart_left_side[] = { 0xb3b3b3ff, 0xddddddff, 0xffffffff, 0xffb3b3ff, 0xff6161ff, 0xdd6161ff, 0xb36161ff, 0xfff3d5ff, 0xffb361ff, 0xdd8c61ff, 0xb37661ff, 0xffeea1ff, 0xffff61ff, 0xdddd61ff, 0xb3b361ff, 0xddffa1ff, 0xc2ff61ff, 0xa1dd61ff, 0x81b361ff, 0xc2ffb3ff, 0x61ff61ff, 0x61dd61ff, 0x61b361ff, 0xc2ffc2ff, 0x61ff8cff, 0x61dd76ff, 0x61b36bff, 0xc2ffccff, 0x61ffccff, 0x61dda1ff, 0x61b381ff, 0xc2fff3ff, 0x61ffe9ff, 0x61ddc2ff, 0x61b396ff, 0xc2f3ffff, 0x61eeffff, 0x61c7ddff, 0x61a1b3ff, 0xc2ddffff, 0x61c7ffff, 0x61a1ddff, 0x6181b3ff, 0xa18cffff, 0x6161ffff, 0x6161ddff, 0x6161b3ff, 0xccb3ffff, 0xa161ffff, 0x8161ddff, 0x7661b3ff, 0xffb3ffff, 0xff61ffff, 0xdd61ddff, 0xb361b3ff, 0xffb3d5ff, 0xff61c2ff, 0xdd61a1ff, 0xb3618cff, 0xff7661ff, 0xe9b361ff, 0xddc261ff, 0xa1a161ff, }; static uint32_t novation_color_chart_right_side[] = { 0x61b361ff, 0x61b38cff, 0x618cd5ff, 0x6161ffff, 0x61b3b3ff, 0x8c61f3ff, 0xccb3c2ff, 0x8c7681ff, /**/ 0xff6161ff, 0xf3ffa1ff, 0xeefc61ff, 0xccff61ff, 0x76dd61ff, 0x61ffccff, 0x61e9ffff, 0x61a1ffff, /**/ 0x8c61ffff, 0xcc61fcff, 0xcc61fcff, 0xa17661ff, 0xffa161ff, 0xddf961ff, 0xd5ff8cff, 0x61ff61ff, /**/ 0xb3ffa1ff, 0xccfcd5ff, 0xb3fff6ff, 0xcce4ffff, 0xa1c2f6ff, 0xd5c2f9ff, 0xf98cffff, 0xff61ccff, /**/ 0xff61ccff, 0xf3ee61ff, 0xe4ff61ff, 0xddcc61ff, 0xb3a161ff, 0x61ba76ff, 0x76c28cff, 0x8181a1ff, /**/ 0x818cccff, 0xccaa81ff, 0xdd6161ff, 0xf9b3a1ff, 0xf9ba76ff, 0xfff38cff, 0xe9f9a1ff, 0xd5ee76ff, /**/ 0x8181a1ff, 0xf9f9d5ff, 0xddfce4ff, 0xe9e9ffff, 0xe4d5ffff, 0xb3b3b3ff, 0xd5d5d5ff, 0xf9ffffff, /**/ 0xe96161ff, 0xe96161ff, 0x81f661ff, 0x61b361ff, 0xf3ee61ff, 0xb3a161ff, 0xeec261ff, 0xc27661ff }; for (size_t n = 0; n < sizeof (novation_color_chart_left_side) / sizeof (novation_color_chart_left_side[0]); ++n) { uint32_t color = novation_color_chart_left_side[n]; /* Add 1 to account for missing zero at zero in the table */ std::pair p (1 + n, color); color_map.insert (p); } for (size_t n = 0; n < sizeof (novation_color_chart_right_side) / sizeof (novation_color_chart_right_side[0]); ++n) { uint32_t color = novation_color_chart_right_side[n]; /* Add 40 to account for start offset number shown in page 10 of the LP manual */ std::pair p (40 + n, color); color_map.insert (p); } } int LaunchPadX::find_closest_palette_color (uint32_t color) { auto distance = std::numeric_limits::max(); int index = -1; NearestMap::iterator n = nearest_map.find (color); if (n != nearest_map.end()) { return n->second; } HSV hsv_c (color); for (auto const & c : color_map) { HSV hsv_p (c.second); double chr = M_PI * (hsv_c.h / 180.0); double phr = M_PI * (hsv_p.h /180.0); double t1 = (sin (chr) * hsv_c.s * hsv_c.v) - (sin (phr) * hsv_p.s* hsv_p.v); double t2 = (cos (chr) * hsv_c.s * hsv_c.v) - (cos (phr) * hsv_p.s * hsv_p.v); double t3 = hsv_c.v - hsv_p.v; double d = (t1 * t1) + (t2 * t2) + (0.5 * (t3 * t3)); if (d < distance) { index = c.first; distance = d; } } nearest_map.insert (std::pair (color, index)); return index; } void LaunchPadX::viewport_changed () { route_connections.drop_connections (); for (int n = 0; n < 8; ++n) { std::shared_ptr r = session->get_remote_nth_route (scroll_x_offset + n); if (r) { r->DropReferences.connect (route_connections, invalidator (*this), std::bind (&LaunchPadX::viewport_changed, this), this); r->presentation_info().PropertyChanged.connect (route_connections, invalidator (*this), std::bind (&LaunchPadX::route_property_change, this, _1, n), this); } else { if (n == 0) { /* not even the first stripable ... so do nothing */ } } } map_triggers (); if (_session_mode == MixerMode) { map_faders (); } stripable_selection_changed (); } void LaunchPadX::route_property_change (PropertyChange const & pc, int col) { if (pc.contains (Properties::color)) { map_triggerbox (col); } if (pc.contains (Properties::selected)) { } } void LaunchPadX::set_session_mode (SessionState sm, bool clear_pending) { MidiByteArray msg (sysex_header); msg.push_back (0x0); msg.push_back ((sm == SessionMode) ? 0x0 : 0xd); msg.push_back (0xf7); daw_write (msg); if (clear_pending) { pending_mixer_op = PendingNone; } _session_mode = sm; _current_layout = SessionLayout; display_session_layout (); if (_session_mode == SessionMode) { map_triggers (); } else { map_faders (); } } void LaunchPadX::setup_faders (FaderBank bank) { MidiByteArray msg (sysex_header); msg.push_back (1); /* fader bank command */ msg.push_back (bank); switch (bank) { case PanFaders: msg.push_back (1); /* horizontal orientation */ break; default: msg.push_back (0); /* vertical orientation */ break; } for (int n = 0; n < 8; ++n) { msg.push_back (n); /* fader number */ switch (bank) { case PanFaders: msg.push_back (1); /* bipolar */ break; default: msg.push_back (0); /* unipolar */ break; } msg.push_back (first_fader+n); /* CC number */ msg.push_back (random() % 127); /* color */ } msg.push_back (0xf7); daw_write (msg); current_fader_bank = bank; } void LaunchPadX::fader_move (int cc, int val) { std::shared_ptr r; switch (current_fader_bank) { case SendAFaders: case SendBFaders: r = std::dynamic_pointer_cast (session->selection().first_selected_stripable()); break; default: r = session->get_remote_nth_route (scroll_x_offset + (cc - first_fader)); break; } if (!r) { return; } std::shared_ptr ac; switch (current_fader_bank) { case VolumeFaders: ac = r->gain_control(); if (ac) { session->set_control (ac, ARDOUR::slider_position_to_gain_with_max (val/127.0, ARDOUR::Config->get_max_gain()), PBD::Controllable::NoGroup); } break; case PanFaders: ac = r->pan_azimuth_control(); if (ac) { session->set_control (ac, val/127.0, PBD::Controllable::NoGroup); } break; case SendAFaders: ac = r->send_level_controllable (scroll_x_offset + (cc - first_fader)); if (ac) { session->set_control (ac, ARDOUR::slider_position_to_gain_with_max (val/127.0, ARDOUR::Config->get_max_gain()), PBD::Controllable::NoGroup); } break; case SendBFaders: /* unimplemented */ break; default: break; } } void LaunchPadX::map_faders () { MIDI::byte msg[3]; msg[0] = 0xb4; control_connections.drop_connections (); for (int n = 0; n < 8; ++n) { std::shared_ptr r; switch (current_fader_bank) { case SendAFaders: case SendBFaders: r = std::dynamic_pointer_cast (session->selection().first_selected_stripable()); break; default: r = session->get_remote_nth_route (scroll_x_offset + n); break; } std::shared_ptr ac; msg[1] = first_fader + n; if (!r) { switch (current_fader_bank) { case PanFaders: msg[2] = 63; /* neutral position is halfway across */ break; default: msg[2] = 0; /* neutral position is at bottom */ break; } daw_write (msg, 3); continue; } switch (current_fader_bank) { case VolumeFaders: ac = r->gain_control(); if (ac) { msg[2] = (MIDI::byte) (ARDOUR::gain_to_slider_position_with_max (ac->get_value(), ARDOUR::Config->get_max_gain()) * 127.0); } else { msg[2] = 0; } break; case PanFaders: ac = r->pan_azimuth_control (); if (ac) { msg[2] = (MIDI::byte) (ac->get_value() * 127.0); } else { msg[2] = 0; } break; case SendAFaders: ac = r->send_level_controllable (0); if (ac) { msg[2] = (MIDI::byte) (ARDOUR::gain_to_slider_position_with_max (ac->get_value(), ARDOUR::Config->get_max_gain()) * 127.0); } else { msg[2] = 0; } break; case SendBFaders: ac = r->send_level_controllable (1); if (ac) { msg[2] = (MIDI::byte) (ARDOUR::gain_to_slider_position_with_max (ac->get_value(), ARDOUR::Config->get_max_gain()) * 127.0); } else { msg[2] = 0; } break; default: msg[2] = 0; break; } if (ac) { ac->Changed.connect (control_connections, invalidator (*this), std::bind (&LaunchPadX::automation_control_change, this, n, std::weak_ptr (ac)), this); } daw_write (msg, 3); } } void LaunchPadX::automation_control_change (int n, std::weak_ptr wac) { std::shared_ptr ac = wac.lock(); if (!ac) { return; } MIDI::byte msg[3]; msg[0] = 0xb4; msg[1] = first_fader + n; switch (current_fader_bank) { case VolumeFaders: case SendAFaders: case SendBFaders: msg[2] = (MIDI::byte) (ARDOUR::gain_to_slider_position_with_max (ac->get_value(), ARDOUR::Config->get_max_gain()) * 127.0); break; case PanFaders: msg[2] = (MIDI::byte) (ac->get_value() * 127.0); break; default: break; } daw_write (msg, 3); } void LaunchPadX::set_pending_mixer_op (PendingMixerOp mop) { pending_mixer_op = mop; MIDI::byte msg[3]; msg[0] = 0x90; switch (mop) { case PendingNone: /* display_session_layout() will already have done the right thing */ return; case PendingStopClip: msg[2] = 0x3c; break; case PendingSolo: msg[2] = 0x13; break; case PendingMute: msg[2] = 0x25; break; case PendingRecArm: msg[2] = 0x5; break; } set_session_mode (SessionMode, false); /* Color the bottom row of pads */ for (int n = 0xb; n < 0x13; ++n) { msg[1] = n; daw_write (msg, 3); } } void LaunchPadX::handle_pending_mixer_op (int col) { int nth = col + scroll_x_offset; std::shared_ptr s = session->get_remote_nth_route (nth); if (!s) { return; } std::shared_ptr ac; std::shared_ptr r; switch (pending_mixer_op) { case PendingNone: return; case PendingStopClip: r = std::dynamic_pointer_cast (s); if (r) { std::shared_ptr tb = r->triggerbox(); if (tb) { tb->stop_all_quantized (); } } return; case PendingMute: ac = s->mute_control(); break; case PendingSolo: ac = s->solo_control(); break; case PendingRecArm: ac = s->rec_enable_control(); break; } if (ac) { ac->set_value (!ac->get_value(), PBD::Controllable::UseGroup); } }