/*
- Copyright (C) 2016 Paul Davis
+ Copyright (C) 2016 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 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.
+ 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include <cairomm/context.h>
-#include <cairomm/surface.h>
-#include <pangomm/layout.h>
+#include <stdlib.h>
#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 "timecode/time.h"
+#include "timecode/bbt_time.h"
+
+#include "ardour/async_midi_port.h"
+#include "ardour/audioengine.h"
#include "ardour/debug.h"
+#include "ardour/filesystem_paths.h"
+#include "ardour/midiport_manager.h"
+#include "ardour/midi_track.h"
+#include "ardour/midi_port.h"
+#include "ardour/session.h"
+#include "ardour/tempo.h"
+
+#include "gtkmm2ext/gui_thread.h"
+#include "gtkmm2ext/rgb_macros.h"
+
+#include "canvas/colors.h"
#include "push2.h"
+#include "gui.h"
+#include "layout.h"
+#include "scale.h"
+#include "mix.h"
+#include "track_mix.h"
+#include "menu.h"
+
+#include "pbd/i18n.h"
using namespace ARDOUR;
using namespace std;
using namespace Glib;
using namespace ArdourSurface;
-#include "i18n.h"
-
#include "pbd/abstract_ui.cc" // instantiate template
const int Push2::cols = 960;
#define ABLETON 0x2982
#define PUSH2 0x1967
-Push2::Push2 (Session& s)
- : ControlProtocol (s, string (X_("Ableton Push2")))
+__attribute__((constructor)) static void
+register_enums ()
+{
+ EnumWriter& enum_writer (EnumWriter::instance());
+ vector<int> i;
+ vector<string> s;
+
+ MusicalMode::Type mode;
+
+#define REGISTER(e) enum_writer.register_distinct (typeid(e).name(), i, s); i.clear(); s.clear()
+#define REGISTER_CLASS_ENUM(t,e) i.push_back (t::e); s.push_back (#e)
+
+ REGISTER_CLASS_ENUM (MusicalMode,Dorian);
+ REGISTER_CLASS_ENUM (MusicalMode, IonianMajor);
+ REGISTER_CLASS_ENUM (MusicalMode, Minor);
+ REGISTER_CLASS_ENUM (MusicalMode, HarmonicMinor);
+ REGISTER_CLASS_ENUM (MusicalMode, MelodicMinorAscending);
+ REGISTER_CLASS_ENUM (MusicalMode, MelodicMinorDescending);
+ REGISTER_CLASS_ENUM (MusicalMode, Phrygian);
+ REGISTER_CLASS_ENUM (MusicalMode, Lydian);
+ REGISTER_CLASS_ENUM (MusicalMode, Mixolydian);
+ REGISTER_CLASS_ENUM (MusicalMode, Aeolian);
+ REGISTER_CLASS_ENUM (MusicalMode, Locrian);
+ REGISTER_CLASS_ENUM (MusicalMode, PentatonicMajor);
+ REGISTER_CLASS_ENUM (MusicalMode, PentatonicMinor);
+ REGISTER_CLASS_ENUM (MusicalMode, Chromatic);
+ REGISTER_CLASS_ENUM (MusicalMode, BluesScale);
+ REGISTER_CLASS_ENUM (MusicalMode, NeapolitanMinor);
+ REGISTER_CLASS_ENUM (MusicalMode, NeapolitanMajor);
+ REGISTER_CLASS_ENUM (MusicalMode, Oriental);
+ REGISTER_CLASS_ENUM (MusicalMode, DoubleHarmonic);
+ REGISTER_CLASS_ENUM (MusicalMode, Enigmatic);
+ REGISTER_CLASS_ENUM (MusicalMode, Hirajoshi);
+ REGISTER_CLASS_ENUM (MusicalMode, HungarianMinor);
+ REGISTER_CLASS_ENUM (MusicalMode, HungarianMajor);
+ REGISTER_CLASS_ENUM (MusicalMode, Kumoi);
+ REGISTER_CLASS_ENUM (MusicalMode, Iwato);
+ REGISTER_CLASS_ENUM (MusicalMode, Hindu);
+ REGISTER_CLASS_ENUM (MusicalMode, Spanish8Tone);
+ REGISTER_CLASS_ENUM (MusicalMode, Pelog);
+ REGISTER_CLASS_ENUM (MusicalMode, HungarianGypsy);
+ REGISTER_CLASS_ENUM (MusicalMode, Overtone);
+ REGISTER_CLASS_ENUM (MusicalMode, LeadingWholeTone);
+ REGISTER_CLASS_ENUM (MusicalMode, Arabian);
+ REGISTER_CLASS_ENUM (MusicalMode, Balinese);
+ REGISTER_CLASS_ENUM (MusicalMode, Gypsy);
+ REGISTER_CLASS_ENUM (MusicalMode, Mohammedan);
+ REGISTER_CLASS_ENUM (MusicalMode, Javanese);
+ REGISTER_CLASS_ENUM (MusicalMode, Persian);
+ REGISTER_CLASS_ENUM (MusicalMode, Algerian);
+ REGISTER (mode);
+}
+
+Push2::Push2 (ARDOUR::Session& s)
+ : ControlProtocol (s, string (X_("Ableton Push 2")))
, AbstractUI<Push2Request> (name())
, handle (0)
, device_buffer (0)
, frame_buffer (Cairo::ImageSurface::create (Cairo::FORMAT_ARGB32, cols, rows))
+ , _modifier_state (None)
+ , splash_start (0)
+ , _current_layout (0)
+ , drawn_layout (0)
+ , connection_state (ConnectionState (0))
+ , gui (0)
+ , _mode (MusicalMode::IonianMajor)
+ , _scale_root (0)
+ , _root_octave (3)
+ , _in_key (true)
+ , octave_shift (0)
+ , percussion (false)
{
+ context = Cairo::Context::create (frame_buffer);
+
+ build_maps ();
+ build_color_map ();
+ fill_color_table ();
+
+ /* master cannot be removed, so no need to connect to going-away signal */
+ master = session->master_out ();
+
+ if (open ()) {
+ throw failed_constructor ();
+ }
+
+ ControlProtocol::StripableSelectionChanged.connect (selection_connection, MISSING_INVALIDATOR, boost::bind (&Push2::stripable_selection_change, this, _1), this);
+
+ /* catch current selection, if any */
+ {
+ StripableNotificationListPtr sp (new StripableNotificationList (ControlProtocol::last_selected()));
+ stripable_selection_change (sp);
+ }
+
+ /* catch arrival and departure of Push2 itself */
+ ARDOUR::AudioEngine::instance()->PortRegisteredOrUnregistered.connect (port_reg_connection, MISSING_INVALIDATOR, boost::bind (&Push2::port_registration_handler, this), this);
+
+ /* Catch port connections and disconnections */
+ ARDOUR::AudioEngine::instance()->PortConnectedOrDisconnected.connect (port_connection, MISSING_INVALIDATOR, boost::bind (&Push2::connection_handler, this, _1, _2, _3, _4, _5), this);
+
+ /* ports might already be there */
+ port_registration_handler ();
}
Push2::~Push2 ()
{
- close ();
+ stop ();
+
+ delete track_mix_layout;
+ delete mix_layout;
+ delete scale_layout;
+}
+
+void
+Push2::port_registration_handler ()
+{
+ if (!_async_in && !_async_out) {
+ /* ports not registered yet */
+ return;
+ }
+
+ if (_async_in->connected() && _async_out->connected()) {
+ /* don't waste cycles here */
+ return;
+ }
+
+ string input_port_name = X_("Ableton Push 2 MIDI 1 in");
+ string output_port_name = X_("Ableton Push 2 MIDI 1 out");
+ vector<string> in;
+ vector<string> out;
+
+ AudioEngine::instance()->get_ports (string_compose (".*%1", input_port_name), DataType::MIDI, PortFlags (IsPhysical|IsOutput), in);
+ AudioEngine::instance()->get_ports (string_compose (".*%1", output_port_name), DataType::MIDI, PortFlags (IsPhysical|IsInput), out);
+
+ if (!in.empty() && !out.empty()) {
+ cerr << "Push2: both ports found\n";
+ cerr << "\tconnecting to " << in.front() << " + " << out.front() << endl;
+ if (!_async_in->connected()) {
+ AudioEngine::instance()->connect (_async_in->name(), in.front());
+ }
+ if (!_async_out->connected()) {
+ AudioEngine::instance()->connect (_async_out->name(), out.front());
+ }
+ }
}
int
Push2::open ()
{
+ int err;
+
+ if (handle) {
+ /* already open */
+ return 0;
+ }
+
if ((handle = libusb_open_device_with_vid_pid (NULL, ABLETON, PUSH2)) == 0) {
return -1;
}
- libusb_claim_interface (handle, 0x00);
+ if ((err = libusb_claim_interface (handle, 0x00))) {
+ return -1;
+ }
- device_frame_buffer[0] = new uint16_t[rows*pixels_per_row];
- device_frame_buffer[1] = new uint16_t[rows*pixels_per_row];
+ device_frame_buffer = new uint16_t[rows*pixels_per_row];
- memset (device_frame_buffer[0], 0, sizeof (uint16_t) * rows * pixels_per_row);
- memset (device_frame_buffer[1], 0, sizeof (uint16_t) * rows * pixels_per_row);
+ memset (device_frame_buffer, 0, sizeof (uint16_t) * rows * pixels_per_row);
frame_header[0] = 0xef;
frame_header[1] = 0xcd;
frame_header[3] = 0x89;
memset (&frame_header[4], 0, 12);
+ /* setup ports */
+
+ _async_in = AudioEngine::instance()->register_input_port (DataType::MIDI, X_("Push 2 in"), true);
+ _async_out = AudioEngine::instance()->register_output_port (DataType::MIDI, X_("Push 2 out"), true);
+
+ if (_async_in == 0 || _async_out == 0) {
+ return -1;
+ }
+
+ /* We do not add our ports to the input/output bundles because we don't
+ * want users wiring them by hand. They could use JACK tools if they
+ * really insist on that.
+ */
+
+ _input_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_in).get();
+ _output_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_out).get();
+
+ /* Create a shadow port where, depending on the state of the surface,
+ * we will make pad note on/off events appear. The surface code will
+ * automatically this port to the first selected MIDI track.
+ */
+
+ boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_in)->add_shadow_port (string_compose (_("%1 Pads"), X_("Push 2")), boost::bind (&Push2::pad_filter, this, _1, _2));
+ boost::shared_ptr<MidiPort> shadow_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_in)->shadow_port();
+
+ if (shadow_port) {
+
+ _output_bundle.reset (new ARDOUR::Bundle (_("Push 2 Pads"), false));
+
+ _output_bundle->add_channel (
+ shadow_port->name(),
+ ARDOUR::DataType::MIDI,
+ session->engine().make_port_name_non_relative (shadow_port->name())
+ );
+ }
+
+ session->BundleAddedOrRemoved ();
+
+ connect_to_parser ();
+
+ mix_layout = new MixLayout (*this, *session, context);
+ scale_layout = new ScaleLayout (*this, *session, context);
+ track_mix_layout = new TrackMixLayout (*this, *session, context);
+
return 0;
}
+list<boost::shared_ptr<ARDOUR::Bundle> >
+Push2::bundles ()
+{
+ list<boost::shared_ptr<ARDOUR::Bundle> > b;
+
+ if (_output_bundle) {
+ b.push_back (_output_bundle);
+ }
+
+ return b;
+}
+
int
Push2::close ()
{
+ init_buttons (false);
+
+ /* wait for button data to be flushed */
+ AsyncMIDIPort* asp;
+ asp = dynamic_cast<AsyncMIDIPort*> (_output_port);
+ asp->drain (10000, 500000);
+
+ AudioEngine::instance()->unregister_port (_async_in);
+ AudioEngine::instance()->unregister_port (_async_out);
+
+ _async_in.reset ((ARDOUR::Port*) 0);
+ _async_out.reset ((ARDOUR::Port*) 0);
+ _input_port = 0;
+ _output_port = 0;
+
vblank_connection.disconnect ();
+ periodic_connection.disconnect ();
+ session_connections.drop_connections ();
+
+ _current_layout = 0;
+ drawn_layout = 0;
+ delete mix_layout;
+ mix_layout = 0;
+ delete scale_layout;
+ scale_layout = 0;
if (handle) {
libusb_release_interface (handle, 0x00);
libusb_close (handle);
+ handle = 0;
}
- delete [] device_frame_buffer[0];
- device_frame_buffer[0] = 0;
-
- delete [] device_frame_buffer[1];
- device_frame_buffer[1] = 0;
+ delete [] device_frame_buffer;
+ device_frame_buffer = 0;
return 0;
}
+void
+Push2::init_buttons (bool startup)
+{
+ /* This is a list of buttons that we want lit because they do something
+ in ardour related (loosely, sometimes) to their illuminated label.
+ */
+
+ ButtonID buttons[] = { Mute, Solo, Master, Up, Right, Left, Down, Note, Session, Mix, AddTrack, Delete, Undo,
+ Metronome, Shift, Select, Play, RecordEnable, Automate, Repeat, Note, Session, DoubleLoop,
+ Quantize, Duplicate, Browse, PageRight, PageLeft, OctaveUp, OctaveDown, Layout, Scale
+ };
+
+ for (size_t n = 0; n < sizeof (buttons) / sizeof (buttons[0]); ++n) {
+ Button* b = id_button_map[buttons[n]];
+
+ if (startup) {
+ b->set_color (LED::White);
+ } else {
+ b->set_color (LED::Black);
+ }
+ b->set_state (LED::OneShot24th);
+ write (b->state_msg());
+ }
+
+ /* Strip buttons should all be off (black) by default. They will change
+ * color to reflect various conditions
+ */
+
+ ButtonID strip_buttons[] = { Upper1, Upper2, Upper3, Upper4, Upper5, Upper6, Upper7, Upper8,
+ Lower1, Lower2, Lower3, Lower4, Lower5, Lower6, Lower7, Lower8, };
+
+ for (size_t n = 0; n < sizeof (strip_buttons) / sizeof (strip_buttons[0]); ++n) {
+ Button* b = id_button_map[strip_buttons[n]];
+
+ b->set_color (LED::Black);
+ b->set_state (LED::OneShot24th);
+ write (b->state_msg());
+ }
+
+ if (startup) {
+
+ /* all other buttons are off (black) */
+
+ ButtonID off_buttons[] = { TapTempo, Setup, User, Stop, Convert, New, FixedLength,
+ Fwd32ndT, Fwd32nd, Fwd16thT, Fwd16th, Fwd8thT, Fwd8th, Fwd4trT, Fwd4tr,
+ Accent, Note, Session, };
+
+ for (size_t n = 0; n < sizeof (off_buttons) / sizeof (off_buttons[0]); ++n) {
+ Button* b = id_button_map[off_buttons[n]];
+
+ b->set_color (LED::Black);
+ b->set_state (LED::OneShot24th);
+ write (b->state_msg());
+ }
+ }
+
+ if (!startup) {
+ for (NNPadMap::iterator pi = nn_pad_map.begin(); pi != nn_pad_map.end(); ++pi) {
+ Pad* pad = pi->second;
+
+ pad->set_color (LED::Black);
+ pad->set_state (LED::OneShot24th);
+ write (pad->state_msg());
+ }
+ }
+}
+
bool
Push2::probe ()
{
int
Push2::stop ()
{
- close ();
BaseUI::quit ();
-
+ close ();
return 0;
}
*/
int
-Push2::render ()
+Push2::blit_to_device_frame_buffer ()
{
/* ensure that all drawing has been done before we fetch pixel data */
/* fill frame buffer (320kB) */
- Glib::Threads::Mutex::Lock lm (fb_lock);
-
- uint16_t* fb = (uint16_t*) device_frame_buffer[device_buffer];
+ uint16_t* fb = (uint16_t*) device_frame_buffer;
for (int row = 0; row < rows; ++row) {
*fb++ = (r >> 3) | ((g & 0xfc) << 3) | ((b & 0xf8) << 8);
+ /* the push2 docs state that we should xor the pixel
+ * data. Doing so doesn't work correctly, and not doing
+ * so seems to work fine (colors roughly match intended
+ * values).
+ */
+
dp += 4;
}
fb += 64; /* 128 bytes = 64 int16_t */
}
- /* swap buffers (under lock protection) */
- // device_buffer = (device_buffer ? 0 : 1);
-
return 0;
}
+bool
+Push2::redraw ()
+{
+ if (splash_start) {
+
+ /* display splash for 3 seconds */
+
+ if (get_microseconds() - splash_start > 3000000) {
+ splash_start = 0;
+ } else {
+ return false;
+ }
+ }
+
+ Glib::Threads::Mutex::Lock lm (layout_lock, Glib::Threads::TRY_LOCK);
+
+ if (!lm.locked()) {
+ /* can't get layout, no re-render needed */
+ return false;
+ }
+
+ bool render_needed = false;
+
+ if (drawn_layout != _current_layout) {
+ render_needed = true;
+ }
+
+ bool dirty = _current_layout->redraw (context, render_needed);
+ drawn_layout = _current_layout;
+
+ return dirty || render_needed;
+}
+
bool
Push2::vblank ()
{
return false;
}
- {
- Glib::Threads::Mutex::Lock lm (fb_lock);
+ if (redraw()) {
+ /* things changed */
+ blit_to_device_frame_buffer ();
+ }
- if ((err = libusb_bulk_transfer (handle, 0x01, (uint8_t*) device_frame_buffer[device_buffer] , 2 * rows * pixels_per_row, &transferred, timeout_msecs))) {
- return false;
- }
+ if ((err = libusb_bulk_transfer (handle, 0x01, (uint8_t*) device_frame_buffer , 2 * rows * pixels_per_row, &transferred, timeout_msecs))) {
+ return false;
}
return true;
if (yn) {
- if (open ()) {
- DEBUG_TRACE (DEBUG::Push2, "device open failed\n");
- close ();
- return -1;
- }
-
/* start event loop */
BaseUI::run ();
- // connect_session_signals ();
-
- /* say hello */
-
- Cairo::RefPtr<Cairo::Context> context = Cairo::Context::create (frame_buffer);
- if (!context) {
- cerr << "Cannot create context\n";
- return -1;
- }
- Glib::RefPtr<Pango::Layout> layout = Pango::Layout::create (context);
- if (!layout) {
- cerr << "Cannot create layout\n";
+ if (open ()) {
+ DEBUG_TRACE (DEBUG::Push2, "device open failed\n");
+ close ();
return -1;
}
- layout->set_text ("hello, Ardour");
- Pango::FontDescription fd ("Sans Bold 12");
- layout->set_font_description (fd);
+ /* Connect input port to event loop */
- context->set_source_rgb (0.0, 1.0, 1.0);
- context->rectangle (0, 0, 960, 160);
- context->fill ();
- context->set_source_rgb (0.0, 0.0, 0.0);
- context->rectangle (50, 50, 860, 60);
- context->fill ();
- context->move_to (60, 60);
- context->set_source_rgb ((random()%255) / 255.0, (random()%255) / 255.0, (random()%255) / 255.0);
- layout->update_from_cairo_context (context);
- layout->show_in_cairo_context (context);
+ AsyncMIDIPort* asp;
- render ();
+ asp = dynamic_cast<AsyncMIDIPort*> (_input_port);
+ asp->xthread().set_receive_handler (sigc::bind (sigc::mem_fun (this, &Push2::midi_input_handler), _input_port));
+ asp->xthread().attach (main_loop()->get_context());
+
+ connect_session_signals ();
/* set up periodic task used to push a frame buffer to the
* device (25fps). The device can handle 60fps, but we don't
vblank_connection = vblank_timeout->connect (sigc::mem_fun (*this, &Push2::vblank));
vblank_timeout->attach (main_loop()->get_context());
+
+ Glib::RefPtr<Glib::TimeoutSource> periodic_timeout = Glib::TimeoutSource::create (1000); // milliseconds
+ periodic_connection = periodic_timeout->connect (sigc::mem_fun (*this, &Push2::periodic));
+ periodic_timeout->attach (main_loop()->get_context());
+
+ init_buttons (true);
+ init_touch_strip ();
+ set_pad_scale (_scale_root, _root_octave, _mode, _in_key);
+ splash ();
+ set_current_layout (mix_layout);
+
} else {
- BaseUI::quit ();
- close ();
+ stop ();
}
return 0;
}
+
+void
+Push2::init_touch_strip ()
+{
+ MidiByteArray msg (9, 0xf0, 0x00, 0x21, 0x1d, 0x01, 0x01, 0x17, 0x00, 0xf7);
+ /* flags are the final byte (ignore end-of-sysex */
+
+ /* show bar, not point
+ autoreturn to center
+ bar starts at center
+ */
+ msg[7] = (1<<4) | (1<<5) | (1<<6);
+ write (msg);
+}
+
+void
+Push2::write (const MidiByteArray& data)
+{
+ /* immediate delivery */
+ _output_port->write (&data[0], data.size(), 0);
+}
+
+bool
+Push2::midi_input_handler (IOCondition ioc, MIDI::Port* port)
+{
+ if (ioc & ~IO_IN) {
+ DEBUG_TRACE (DEBUG::Push2, "MIDI port closed\n");
+ return false;
+ }
+
+ if (ioc & IO_IN) {
+
+ // DEBUG_TRACE (DEBUG::Push2, string_compose ("something happend on %1\n", port->name()));
+
+ AsyncMIDIPort* asp = dynamic_cast<AsyncMIDIPort*>(port);
+ if (asp) {
+ asp->clear ();
+ }
+
+ //DEBUG_TRACE (DEBUG::Push2, string_compose ("data available on %1\n", port->name()));
+ framepos_t now = AudioEngine::instance()->sample_time();
+ port->parse (now);
+ }
+
+ return true;
+}
+
+bool
+Push2::periodic ()
+{
+ return true;
+}
+
+void
+Push2::connect_to_parser ()
+{
+ DEBUG_TRACE (DEBUG::Push2, string_compose ("Connecting to signals on port %2\n", _input_port->name()));
+
+ MIDI::Parser* p = _input_port->parser();
+
+ /* Incoming sysex */
+ p->sysex.connect_same_thread (*this, boost::bind (&Push2::handle_midi_sysex, this, _1, _2, _3));
+ /* V-Pot messages are Controller */
+ p->controller.connect_same_thread (*this, boost::bind (&Push2::handle_midi_controller_message, this, _1, _2));
+ /* Button messages are NoteOn */
+ p->note_on.connect_same_thread (*this, boost::bind (&Push2::handle_midi_note_on_message, this, _1, _2));
+ /* Button messages are NoteOn but libmidi++ sends note-on w/velocity = 0 as note-off so catch them too */
+ p->note_off.connect_same_thread (*this, boost::bind (&Push2::handle_midi_note_on_message, this, _1, _2));
+ /* Fader messages are Pitchbend */
+ p->channel_pitchbend[0].connect_same_thread (*this, boost::bind (&Push2::handle_midi_pitchbend_message, this, _1, _2));
+}
+
+void
+Push2::handle_midi_sysex (MIDI::Parser&, MIDI::byte* raw_bytes, size_t sz)
+{
+ DEBUG_TRACE (DEBUG::Push2, string_compose ("Sysex, %1 bytes\n", sz));
+}
+
+void
+Push2::handle_midi_controller_message (MIDI::Parser&, MIDI::EventTwoBytes* ev)
+{
+ DEBUG_TRACE (DEBUG::Push2, string_compose ("CC %1 (value %2)\n", (int) ev->controller_number, (int) ev->value));
+
+ CCButtonMap::iterator b = cc_button_map.find (ev->controller_number);
+
+ if (ev->value) {
+ /* any press cancels any pending long press timeouts */
+ for (set<ButtonID>::iterator x = buttons_down.begin(); x != buttons_down.end(); ++x) {
+ Button* bb = id_button_map[*x];
+ bb->timeout_connection.disconnect ();
+ }
+ }
+
+ if (b != cc_button_map.end()) {
+
+ Button* button = b->second;
+
+ if (ev->value) {
+ buttons_down.insert (button->id);
+ start_press_timeout (*button, button->id);
+ } else {
+ buttons_down.erase (button->id);
+ button->timeout_connection.disconnect ();
+ }
+
+
+ set<ButtonID>::iterator c = consumed.find (button->id);
+
+ if (c == consumed.end()) {
+ if (ev->value == 0) {
+ (this->*button->release_method)();
+ } else {
+ (this->*button->press_method)();
+ }
+ } else {
+ DEBUG_TRACE (DEBUG::Push2, "button was consumed, ignored\n");
+ consumed.erase (c);
+ }
+
+ } else {
+
+ /* encoder/vpot */
+
+ int delta = ev->value;
+
+ if (delta > 63) {
+ delta = -(128 - delta);
+ }
+
+ switch (ev->controller_number) {
+ case 71:
+ _current_layout->strip_vpot (0, delta);
+ break;
+ case 72:
+ _current_layout->strip_vpot (1, delta);
+ break;
+ case 73:
+ _current_layout->strip_vpot (2, delta);
+ break;
+ case 74:
+ _current_layout->strip_vpot (3, delta);
+ break;
+ case 75:
+ _current_layout->strip_vpot (4, delta);
+ break;
+ case 76:
+ _current_layout->strip_vpot (5, delta);
+ break;
+ case 77:
+ _current_layout->strip_vpot (6, delta);
+ break;
+ case 78:
+ _current_layout->strip_vpot (7, delta);
+ break;
+
+ /* left side pair */
+ case 14:
+ other_vpot (8, delta);
+ break;
+ case 15:
+ other_vpot (1, delta);
+ break;
+
+ /* right side */
+ case 79:
+ other_vpot (2, delta);
+ break;
+ }
+ }
+}
+
+void
+Push2::handle_midi_note_on_message (MIDI::Parser& parser, MIDI::EventTwoBytes* ev)
+{
+ DEBUG_TRACE (DEBUG::Push2, string_compose ("Note On %1 (velocity %2)\n", (int) ev->note_number, (int) ev->velocity));
+
+ if (ev->velocity == 0) {
+ handle_midi_note_off_message (parser, ev);
+ return;
+ }
+
+ switch (ev->note_number) {
+ case 0:
+ _current_layout->strip_vpot_touch (0, ev->velocity > 64);
+ break;
+ case 1:
+ _current_layout->strip_vpot_touch (1, ev->velocity > 64);
+ break;
+ case 2:
+ _current_layout->strip_vpot_touch (2, ev->velocity > 64);
+ break;
+ case 3:
+ _current_layout->strip_vpot_touch (3, ev->velocity > 64);
+ break;
+ case 4:
+ _current_layout->strip_vpot_touch (4, ev->velocity > 64);
+ break;
+ case 5:
+ _current_layout->strip_vpot_touch (5, ev->velocity > 64);
+ break;
+ case 6:
+ _current_layout->strip_vpot_touch (6, ev->velocity > 64);
+ break;
+ case 7:
+ _current_layout->strip_vpot_touch (7, ev->velocity > 64);
+ break;
+
+ /* left side */
+ case 10:
+ other_vpot_touch (0, ev->velocity > 64);
+ break;
+ case 9:
+ other_vpot_touch (1, ev->velocity > 64);
+ break;
+
+ /* right side */
+ case 8:
+ other_vpot_touch (3, ev->velocity > 64);
+ break;
+
+ /* touch strip */
+ case 12:
+ if (ev->velocity < 64) {
+ transport_stop ();
+ }
+ break;
+ }
+
+ if (ev->note_number < 11) {
+ return;
+ }
+
+ /* Pad */
+
+ NNPadMap::iterator pi = nn_pad_map.find (ev->note_number);
+
+ if (pi == nn_pad_map.end()) {
+ return;
+ }
+
+ Pad* pad = pi->second;
+
+ if (pad->do_when_pressed == Pad::FlashOn) {
+ pad->set_color (LED::White);
+ pad->set_state (LED::OneShot24th);
+ write (pad->state_msg());
+ } else if (pad->do_when_pressed == Pad::FlashOff) {
+ pad->set_color (LED::Black);
+ pad->set_state (LED::OneShot24th);
+ write (pad->state_msg());
+ }
+}
+
+void
+Push2::handle_midi_note_off_message (MIDI::Parser&, MIDI::EventTwoBytes* ev)
+{
+ DEBUG_TRACE (DEBUG::Push2, string_compose ("Note Off %1 (velocity %2)\n", (int) ev->note_number, (int) ev->velocity));
+
+ if (ev->note_number < 11) {
+ /* theoretically related to encoder touch start/end, but
+ * actually they send note on with two different velocity
+ * values (127 & 64).
+ */
+ return;
+ }
+
+ NNPadMap::iterator pi = nn_pad_map.find (ev->note_number);
+
+ if (pi == nn_pad_map.end()) {
+ return;
+ }
+
+ Pad* pad = pi->second;
+
+ if (pad->do_when_pressed == Pad::FlashOn) {
+ pad->set_color (LED::Black);
+ pad->set_state (LED::OneShot24th);
+ write (pad->state_msg());
+ } else if (pad->do_when_pressed == Pad::FlashOff) {
+ pad->set_color (pad->perma_color);
+ pad->set_state (LED::OneShot24th);
+ write (pad->state_msg());
+ }
+}
+
+void
+Push2::handle_midi_pitchbend_message (MIDI::Parser&, MIDI::pitchbend_t pb)
+{
+}
+
+void
+Push2::thread_init ()
+{
+ struct sched_param rtparam;
+
+ pthread_set_name (event_loop_name().c_str());
+
+ PBD::notify_event_loops_about_thread_creation (pthread_self(), event_loop_name(), 2048);
+ ARDOUR::SessionEvent::create_per_thread_pool (event_loop_name(), 128);
+
+ memset (&rtparam, 0, sizeof (rtparam));
+ rtparam.sched_priority = 9; /* XXX should be relative to audio (JACK) thread */
+
+ if (pthread_setschedparam (pthread_self(), SCHED_FIFO, &rtparam) != 0) {
+ // do we care? not particularly.
+ }
+}
+
+void
+Push2::connect_session_signals()
+{
+ // receive routes added
+ //session->RouteAdded.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&MackieControlProtocol::notify_routes_added, this, _1), this);
+ // receive VCAs added
+ //session->vca_manager().VCAAdded.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_vca_added, this, _1), this);
+
+ // receive record state toggled
+ session->RecordStateChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_record_state_changed, this), this);
+ // receive transport state changed
+ session->TransportStateChange.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_transport_state_changed, this), this);
+ session->TransportLooped.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_loop_state_changed, this), this);
+ // receive punch-in and punch-out
+ Config->ParameterChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_parameter_changed, this, _1), this);
+ session->config.ParameterChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_parameter_changed, this, _1), this);
+ // receive rude solo changed
+ session->SoloActive.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_solo_active_changed, this, _1), this);
+}
+
+void
+Push2::notify_record_state_changed ()
+{
+ IDButtonMap::iterator b = id_button_map.find (RecordEnable);
+
+ if (b == id_button_map.end()) {
+ return;
+ }
+
+ switch (session->record_status ()) {
+ case Session::Disabled:
+ b->second->set_color (LED::White);
+ b->second->set_state (LED::NoTransition);
+ break;
+ case Session::Enabled:
+ b->second->set_color (LED::Red);
+ b->second->set_state (LED::Blinking4th);
+ break;
+ case Session::Recording:
+ b->second->set_color (LED::Red);
+ b->second->set_state (LED::OneShot24th);
+ break;
+ }
+
+ write (b->second->state_msg());
+}
+
+void
+Push2::notify_transport_state_changed ()
+{
+ Button* b = id_button_map[Play];
+
+ if (session->transport_rolling()) {
+ b->set_state (LED::OneShot24th);
+ b->set_color (LED::Green);
+ } else {
+
+ /* disable any blink on FixedLength from pending edit range op */
+ Button* fl = id_button_map[FixedLength];
+
+ fl->set_color (LED::Black);
+ fl->set_state (LED::NoTransition);
+ write (fl->state_msg());
+
+ b->set_color (LED::White);
+ b->set_state (LED::NoTransition);
+ }
+
+ write (b->state_msg());
+}
+
+void
+Push2::notify_loop_state_changed ()
+{
+}
+
+void
+Push2::notify_parameter_changed (std::string param)
+{
+ IDButtonMap::iterator b;
+
+ if (param == "clicking") {
+ if ((b = id_button_map.find (Metronome)) == id_button_map.end()) {
+ return;
+ }
+ if (Config->get_clicking()) {
+ b->second->set_state (LED::Blinking4th);
+ b->second->set_color (LED::White);
+ } else {
+ b->second->set_color (LED::White);
+ b->second->set_state (LED::NoTransition);
+ }
+ write (b->second->state_msg ());
+ }
+}
+
+void
+Push2::notify_solo_active_changed (bool yn)
+{
+ IDButtonMap::iterator b = id_button_map.find (Solo);
+
+ if (b == id_button_map.end()) {
+ return;
+ }
+
+ if (yn) {
+ b->second->set_state (LED::Blinking4th);
+ b->second->set_color (LED::Red);
+ } else {
+ b->second->set_state (LED::NoTransition);
+ b->second->set_color (LED::White);
+ }
+
+ write (b->second->state_msg());
+}
+
+XMLNode&
+Push2::get_state()
+{
+ XMLNode& node (ControlProtocol::get_state());
+ XMLNode* child;
+
+ child = new XMLNode (X_("Input"));
+ child->add_child_nocopy (_async_in->get_state());
+ node.add_child_nocopy (*child);
+ child = new XMLNode (X_("Output"));
+ child->add_child_nocopy (_async_out->get_state());
+ node.add_child_nocopy (*child);
+
+ node.add_property (X_("root"), to_string (_scale_root, std::dec));
+ node.add_property (X_("root_octave"), to_string (_root_octave, std::dec));
+ node.add_property (X_("in_key"), _in_key ? X_("yes") : X_("no"));
+ node.add_property (X_("mode"), enum_2_string (_mode));
+
+ return node;
+}
+
+int
+Push2::set_state (const XMLNode & node, int version)
+{
+ DEBUG_TRACE (DEBUG::Push2, string_compose ("Push2::set_state: active %1\n", active()));
+
+ int retval = 0;
+
+ if (ControlProtocol::set_state (node, version)) {
+ return -1;
+ }
+
+ XMLNode* child;
+
+ if ((child = node.child (X_("Input"))) != 0) {
+ XMLNode* portnode = child->child (Port::state_node_name.c_str());
+ if (portnode) {
+ _async_in->set_state (*portnode, version);
+ }
+ }
+
+ if ((child = node.child (X_("Output"))) != 0) {
+ XMLNode* portnode = child->child (Port::state_node_name.c_str());
+ if (portnode) {
+ _async_out->set_state (*portnode, version);
+ }
+ }
+
+ XMLProperty const* prop;
+
+ if ((prop = node.property (X_("root"))) != 0) {
+ _scale_root = atoi (prop->value());
+ }
+
+ if ((prop = node.property (X_("root_octave"))) != 0) {
+ _root_octave = atoi (prop->value());
+ }
+
+ if ((prop = node.property (X_("in_key"))) != 0) {
+ _in_key = string_is_affirmative (prop->value());
+ }
+
+ if ((prop = node.property (X_("mode"))) != 0) {
+ _mode = (MusicalMode::Type) string_2_enum (prop->value(), _mode);
+ }
+
+ return retval;
+}
+
+void
+Push2::other_vpot (int n, int delta)
+{
+ switch (n) {
+ case 0:
+ break;
+ case 1:
+ break;
+ case 2:
+ /* master gain control */
+ if (master) {
+ boost::shared_ptr<AutomationControl> ac = master->gain_control();
+ if (ac) {
+ ac->set_value (ac->get_value() + ((2.0/64.0) * delta), PBD::Controllable::UseGroup);
+ }
+ }
+ break;
+ }
+}
+
+void
+Push2::other_vpot_touch (int n, bool touching)
+{
+ switch (n) {
+ case 0:
+ break;
+ case 1:
+ break;
+ case 2:
+ if (master) {
+ boost::shared_ptr<AutomationControl> ac = master->gain_control();
+ if (ac) {
+ if (touching) {
+ ac->start_touch (session->audible_frame());
+ } else {
+ ac->stop_touch (true, session->audible_frame());
+ }
+ }
+ }
+ }
+}
+
+void
+Push2::start_shift ()
+{
+ cerr << "start shift\n";
+ _modifier_state = ModifierState (_modifier_state | ModShift);
+ Button* b = id_button_map[Shift];
+ b->set_color (LED::White);
+ b->set_state (LED::Blinking16th);
+ write (b->state_msg());
+}
+
+void
+Push2::end_shift ()
+{
+ if (_modifier_state & ModShift) {
+ cerr << "end shift\n";
+ _modifier_state = ModifierState (_modifier_state & ~(ModShift));
+ Button* b = id_button_map[Shift];
+ b->timeout_connection.disconnect ();
+ b->set_color (LED::White);
+ b->set_state (LED::OneShot24th);
+ write (b->state_msg());
+ }
+}
+
+void
+Push2::splash ()
+{
+ std::string splash_file;
+
+ Searchpath rc (ARDOUR::ardour_data_search_path());
+ rc.add_subdirectory_to_paths ("resources");
+
+ if (!find_file (rc, PROGRAM_NAME "-splash.png", splash_file)) {
+ cerr << "Cannot find splash screen image file\n";
+ throw failed_constructor();
+ }
+
+ Cairo::RefPtr<Cairo::ImageSurface> img = Cairo::ImageSurface::create_from_png (splash_file);
+
+ double x_ratio = (double) img->get_width() / (cols - 20);
+ double y_ratio = (double) img->get_height() / (rows - 20);
+ double scale = min (x_ratio, y_ratio);
+
+ /* background */
+
+ context->set_source_rgb (0.764, 0.882, 0.882);
+ context->paint ();
+
+ /* image */
+
+ context->save ();
+ context->translate (5, 5);
+ context->scale (scale, scale);
+ context->set_source (img, 0, 0);
+ context->paint ();
+ context->restore ();
+
+ /* text */
+
+ Glib::RefPtr<Pango::Layout> some_text = Pango::Layout::create (context);
+
+ Pango::FontDescription fd ("Sans 38");
+ some_text->set_font_description (fd);
+ some_text->set_text (string_compose ("%1 %2", PROGRAM_NAME, VERSIONSTRING));
+
+ context->move_to (200, 10);
+ context->set_source_rgb (0, 0, 0);
+ some_text->update_from_cairo_context (context);
+ some_text->show_in_cairo_context (context);
+
+ Pango::FontDescription fd2 ("Sans Italic 18");
+ some_text->set_font_description (fd2);
+ some_text->set_text (_("Ableton Push 2 Support"));
+
+ context->move_to (200, 80);
+ context->set_source_rgb (0, 0, 0);
+ some_text->update_from_cairo_context (context);
+ some_text->show_in_cairo_context (context);
+
+ splash_start = get_microseconds ();
+ blit_to_device_frame_buffer ();
+}
+
+bool
+Push2::pad_filter (MidiBuffer& in, MidiBuffer& out) const
+{
+ /* This filter is called asynchronously from a realtime process
+ context. It must use atomics to check state, and must not block.
+ */
+
+ bool matched = false;
+
+ for (MidiBuffer::iterator ev = in.begin(); ev != in.end(); ++ev) {
+ if ((*ev).is_note_on() || (*ev).is_note_off()) {
+
+ /* encoder touch start/touch end use note
+ * 0-10. touchstrip uses note 12
+ */
+
+ if ((*ev).note() > 10 && (*ev).note() != 12) {
+
+ const int n = (*ev).note ();
+ NNPadMap::const_iterator nni = nn_pad_map.find (n);
+
+ if (nni != nn_pad_map.end()) {
+ Pad const * pad = nni->second;
+ /* shift for output to the shadow port */
+ if (pad->filtered >= 0) {
+ (*ev).set_note (pad->filtered + (octave_shift*12));
+ out.push_back (*ev);
+ /* shift back so that the pads light correctly */
+ (*ev).set_note (n);
+ } else {
+ /* no mapping, don't send event */
+ }
+ } else {
+ out.push_back (*ev);
+ }
+
+ matched = true;
+ }
+ } else if ((*ev).is_pitch_bender() || (*ev).is_aftertouch() || (*ev).is_channel_pressure()) {
+ out.push_back (*ev);
+ }
+ }
+
+ return matched;
+}
+
+bool
+Push2::connection_handler (boost::weak_ptr<ARDOUR::Port>, std::string name1, boost::weak_ptr<ARDOUR::Port>, std::string name2, bool yn)
+{
+ DEBUG_TRACE (DEBUG::FaderPort, "FaderPort::connection_handler start\n");
+ if (!_input_port || !_output_port) {
+ return false;
+ }
+
+ string ni = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_async_in)->name());
+ string no = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_async_out)->name());
+
+ if (ni == name1 || ni == name2) {
+ if (yn) {
+ connection_state |= InputConnected;
+ } else {
+ connection_state &= ~InputConnected;
+ }
+ } else if (no == name1 || no == name2) {
+ if (yn) {
+ connection_state |= OutputConnected;
+ } else {
+ connection_state &= ~OutputConnected;
+ }
+ } else {
+ DEBUG_TRACE (DEBUG::FaderPort, string_compose ("Connections between %1 and %2 changed, but I ignored it\n", name1, name2));
+ /* not our ports */
+ return false;
+ }
+
+ if ((connection_state & (InputConnected|OutputConnected)) == (InputConnected|OutputConnected)) {
+
+ /* XXX this is a horrible hack. Without a short sleep here,
+ something prevents the device wakeup messages from being
+ sent and/or the responses from being received.
+ */
+
+ g_usleep (100000);
+ DEBUG_TRACE (DEBUG::FaderPort, "device now connected for both input and output\n");
+ // connected ();
+
+ } else {
+ DEBUG_TRACE (DEBUG::FaderPort, "Device disconnected (input or output or both) or not yet fully connected\n");
+ }
+
+ ConnectionChange (); /* emit signal for our GUI */
+
+ DEBUG_TRACE (DEBUG::FaderPort, "FaderPort::connection_handler end\n");
+
+ return true; /* connection status changed */
+}
+
+boost::shared_ptr<Port>
+Push2::output_port()
+{
+ return _async_out;
+}
+
+boost::shared_ptr<Port>
+Push2::input_port()
+{
+ return _async_in;
+}
+
+int
+Push2::pad_note (int row, int col) const
+{
+ NNPadMap::const_iterator nni = nn_pad_map.find (36+(row*8)+col);
+
+ if (nni != nn_pad_map.end()) {
+ return nni->second->filtered;
+ }
+
+ return 0;
+}
+
+void
+Push2::set_pad_scale (int root, int octave, MusicalMode::Type mode, bool inkey)
+{
+ MusicalMode m (mode);
+ vector<float>::iterator interval;
+ int note;
+ const int original_root = root;
+
+ interval = m.steps.begin();
+ root += (octave*12);
+ note = root;
+
+ const int root_start = root;
+
+ set<int> mode_map; /* contains only notes in mode, O(logN) lookup */
+ vector<int> mode_vector; /* sorted in note order */
+
+ mode_map.insert (note);
+ mode_vector.push_back (note);
+
+ /* build a map of all notes in the mode, from the root to 127 */
+
+ while (note < 128) {
+
+ if (interval == m.steps.end()) {
+
+ /* last distance was the end of the scale,
+ so wrap, adding the next note at one
+ octave above the last root.
+ */
+
+ interval = m.steps.begin();
+ root += 12;
+ mode_map.insert (root);
+ mode_vector.push_back (root);
+
+ } else {
+ note = (int) floor (root + (2.0 * (*interval)));
+ interval++;
+ mode_map.insert (note);
+ mode_vector.push_back (note);
+ }
+ }
+
+ if (inkey) {
+
+ vector<int>::iterator notei;
+ int row_offset = 0;
+ for (int row = 0; row < 8; ++row) {
+
+ /* Ableton's grid layout wraps the available notes in the scale
+ * by offsetting 3 notes per row (from the bottom)
+ */
+
+ notei = mode_vector.begin();
+ notei += row_offset;
+ row_offset += 3;
+
+ for (int col = 0; col < 8; ++col) {
+ int index = 36 + (row*8) + col;
+ Pad* pad = nn_pad_map[index];
+ int notenum;
+ if (notei != mode_vector.end()) {
+
+ notenum = *notei;
+ pad->filtered = notenum;
+
+ if ((notenum % 12) == original_root) {
+ pad->set_color (LED::Green);
+ pad->perma_color = LED::Green;
+ } else {
+ pad->set_color (LED::White);
+ pad->perma_color = LED::White;
+ }
+
+ pad->do_when_pressed = Pad::FlashOff;
+ notei++;
+
+ } else {
+
+ pad->set_color (LED::Black);
+ pad->do_when_pressed = Pad::Nothing;
+ pad->filtered = -1;
+ }
+
+ write (pad->state_msg());
+ }
+ }
+
+ } else {
+
+ /* chromatic: all notes available, but highlight those in the scale */
+
+ for (note = 36; note < 100; ++note) {
+
+ Pad* pad = nn_pad_map[note];
+
+ /* Chromatic: all pads play, half-tone steps. Light
+ * those in the scale, and highlight root notes
+ */
+
+ pad->filtered = root_start + (note - 36);
+
+ if (mode_map.find (note) != mode_map.end()) {
+
+ if ((note % 12) == original_root) {
+ pad->set_color (LED::Green);
+ pad->perma_color = LED::Green;
+ } else {
+ pad->set_color (LED::White);
+ pad->perma_color = LED::White;
+ }
+
+ pad->do_when_pressed = Pad::FlashOff;
+
+ } else {
+
+ /* note is not in mode, turn it off */
+
+ pad->do_when_pressed = Pad::FlashOn;
+ pad->set_color (LED::Black);
+
+ }
+
+ write (pad->state_msg());
+ }
+ }
+
+ PadChange (); /* EMIT SIGNAL */
+
+ /* store state */
+
+ _scale_root = original_root;
+ _root_octave = octave;
+ _in_key = inkey;
+ _mode = mode;
+}
+
+void
+Push2::set_percussive_mode (bool yn)
+{
+ if (!yn) {
+ cerr << "back to scale\n";
+ set_pad_scale (_scale_root, _root_octave, _mode, _in_key);
+ percussion = false;
+ return;
+ }
+
+ int drum_note = 36;
+
+ for (int row = 0; row < 8; ++row) {
+
+ for (int col = 0; col < 4; ++col) {
+
+ int index = 36 + (row*8) + col;
+ Pad* pad = nn_pad_map[index];
+
+ pad->filtered = drum_note;
+ drum_note++;
+ }
+ }
+
+ for (int row = 0; row < 8; ++row) {
+
+ for (int col = 4; col < 8; ++col) {
+
+ int index = 36 + (row*8) + col;
+ Pad* pad = nn_pad_map[index];
+
+ pad->filtered = drum_note;
+ drum_note++;
+ }
+ }
+
+ percussion = true;
+
+ PadChange (); /* EMIT SIGNAL */
+}
+
+Push2Layout*
+Push2::current_layout () const
+{
+ Glib::Threads::Mutex::Lock lm (layout_lock);
+ return _current_layout;
+}
+
+void
+Push2::stripable_selection_change (StripableNotificationListPtr selected)
+{
+ boost::shared_ptr<MidiPort> pad_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_in)->shadow_port();
+ boost::shared_ptr<MidiTrack> current_midi_track = current_pad_target.lock();
+ boost::shared_ptr<MidiTrack> new_pad_target;
+
+ /* See if there's a MIDI track selected */
+
+ for (StripableNotificationList::iterator si = selected->begin(); si != selected->end(); ++si) {
+
+ new_pad_target = boost::dynamic_pointer_cast<MidiTrack> ((*si).lock());
+
+ if (new_pad_target) {
+ break;
+ }
+ }
+
+ if (new_pad_target) {
+ cerr << "new midi pad target " << new_pad_target->name() << endl;
+ } else {
+ cerr << "no midi pad target\n";
+ }
+
+ if (current_midi_track == new_pad_target) {
+ /* nothing to do */
+ return;
+ }
+
+ if (!new_pad_target) {
+ /* leave existing connection alone */
+ return;
+ }
+
+ /* disconnect from pad port, if appropriate */
+
+ if (current_midi_track && pad_port) {
+ cerr << "Disconnect pads from " << current_midi_track->name() << endl;
+ current_midi_track->input()->disconnect (current_midi_track->input()->nth(0), pad_port->name(), this);
+ }
+
+ /* now connect the pad port to this (newly) selected midi
+ * track, if indeed there is one.
+ */
+
+ if (new_pad_target && pad_port) {
+ cerr << "Reconnect pads to " << new_pad_target->name() << endl;
+ new_pad_target->input()->connect (new_pad_target->input()->nth (0), pad_port->name(), this);
+ current_pad_target = new_pad_target;
+ } else {
+ current_pad_target.reset ();
+ }
+}
+
+Push2::Button*
+Push2::button_by_id (ButtonID bid)
+{
+ return id_button_map[bid];
+}
+
+uint8_t
+Push2::get_color_index (uint32_t rgb)
+{
+ ColorMap::iterator i = color_map.find (rgb);
+
+ if (i != color_map.end()) {
+ return i->second;
+ }
+
+ int r, g, b, a;
+ UINT_TO_RGBA (rgb, &r, &g, &b, &a);
+ int w = 204; /* not sure where/when we should get this value */
+
+ /* get a free index */
+
+ uint8_t index;
+
+ if (color_map_free_list.empty()) {
+ /* random replacement of any entry above zero and below 122 (where the
+ * Ableton standard colors live)
+ */
+ index = 1 + (random() % 121);
+ } else {
+ index = color_map_free_list.top();
+ color_map_free_list.pop();
+ }
+
+ MidiByteArray palette_msg (17, 0xf0, 0x00 , 0x21, 0x1d, 0x01, 0x01, 0x03, 0x7D, 0x00, 0x00, 0x00, 0x00, 0x7F, 0x01, 0x7E, 0x00, 0xF7);
+ MidiByteArray update_pallette_msg (8, 0xf0, 0x00, 0x21, 0x1d, 0x01, 0x01, 0x05, 0xF7);
+
+ palette_msg[7] = index;
+ palette_msg[8] = r & 0x7f;
+ palette_msg[9] = r & 0x1;
+ palette_msg[10] = g & 0x7f;
+ palette_msg[11] = g & 0x1;
+ palette_msg[12] = b & 0x7f;
+ palette_msg[13] = b & 0x1;
+ palette_msg[14] = w & 0x7f;
+ palette_msg[15] = w & 0x1;
+
+ write (palette_msg);
+ write (update_pallette_msg);
+
+ color_map[index] = rgb;
+
+ return index;
+}
+
+void
+Push2::build_color_map ()
+{
+ /* These are "standard" colors that Ableton docs suggest will always be
+ there. Put them in our color map so that when we look up these
+ colors, we will use the Ableton indices for them.
+ */
+
+ color_map.insert (make_pair (RGB_TO_UINT (0,0,0), 0));
+ color_map.insert (make_pair (RGB_TO_UINT (204,204,204), 122));
+ color_map.insert (make_pair (RGB_TO_UINT (64,64,64), 123));
+ color_map.insert (make_pair (RGB_TO_UINT (20,20,20), 124));
+ color_map.insert (make_pair (RGB_TO_UINT (0,0,255), 125));
+ color_map.insert (make_pair (RGB_TO_UINT (0,255,0), 126));
+ color_map.insert (make_pair (RGB_TO_UINT (255,0,0), 127));
+
+ for (uint8_t n = 1; n < 122; ++n) {
+ color_map_free_list.push (n);
+ }
+}
+
+void
+Push2::fill_color_table ()
+{
+ colors.insert (make_pair (DarkBackground, ArdourCanvas::rgba_to_color (0, 0, 0, 1)));
+ colors.insert (make_pair (LightBackground, ArdourCanvas::rgba_to_color (0.98, 0.98, 0.98, 1)));
+
+ colors.insert (make_pair (ParameterName, ArdourCanvas::rgba_to_color (0.98, 0.98, 0.98, 1)));
+
+ colors.insert (make_pair (KnobArcBackground, ArdourCanvas::rgba_to_color (0.3, 0.3, 0.3, 1.0)));
+ colors.insert (make_pair (KnobArcStart, ArdourCanvas::rgba_to_color (1.0, 0.0, 0.0, 1.0)));
+ colors.insert (make_pair (KnobArcEnd, ArdourCanvas::rgba_to_color (0.0, 1.0, 0.0, 1.0)));
+
+ colors.insert (make_pair (KnobLineShadow, ArdourCanvas::rgba_to_color (0, 0, 0, 0.3)));
+ colors.insert (make_pair (KnobLine, ArdourCanvas::rgba_to_color (1, 1, 1, 1)));
+
+ colors.insert (make_pair (KnobForeground, ArdourCanvas::rgba_to_color (0.2, 0.2, 0.2, 1)));
+ colors.insert (make_pair (KnobBackground, ArdourCanvas::rgba_to_color (0.2, 0.2, 0.2, 1)));
+ colors.insert (make_pair (KnobShadow, ArdourCanvas::rgba_to_color (0, 0, 0, 0.1)));
+ colors.insert (make_pair (KnobBorder, ArdourCanvas::rgba_to_color (0, 0, 0, 1)));
+
+}
+
+uint32_t
+Push2::get_color (ColorName name)
+{
+ Colors::iterator c = colors.find (name);
+ if (c != colors.end()) {
+ return c->second;
+ }
+
+ return random();
+}
+
+void
+Push2::set_current_layout (Push2Layout* layout)
+{
+ if (_current_layout) {
+ _current_layout->on_hide ();
+ }
+
+ _current_layout = layout;
+ drawn_layout = 0;
+
+ if (_current_layout) {
+ _current_layout->on_show ();
+ }
+}