/*
- Copyright (C) 2012 Paul Davis
+ Copyright (C) 2012 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
#include <cstdio>
#include <cmath>
+#include <glibmm/convert.h>
+
#include "midi++/port.h"
+#include "ardour/audioengine.h"
#include "ardour/automation_control.h"
#include "ardour/debug.h"
#include "ardour/route.h"
#include "i18n.h"
+#ifdef PLATFORM_WINDOWS
+#define random() rand()
+#endif
+
using namespace std;
using namespace PBD;
using ARDOUR::Route;
, _jog_wheel (0)
, _master_fader (0)
, _last_master_gain_written (-0.0f)
+ , connection_state (0)
+ , input_source (0)
{
DEBUG_TRACE (DEBUG::MackieControl, "Surface::Surface init\n");
-
+
try {
_port = new SurfacePort (*this);
} catch (...) {
}
/* only the first Surface object has global controls */
-
- if (_number == 0) {
- DEBUG_TRACE (DEBUG::MackieControl, "Surface is first. Might have global controls.\n");
+ /* lets use master_position instead */
+ uint32_t mp = _mcp.device_info().master_position();
+ if (_number == mp) {
+ DEBUG_TRACE (DEBUG::MackieControl, "Surface matches MasterPosition. Might have global controls.\n");
if (_mcp.device_info().has_global_controls()) {
init_controls ();
DEBUG_TRACE (DEBUG::MackieControl, "init_controls done\n");
}
uint32_t n = _mcp.device_info().strip_cnt();
-
+
if (n) {
init_strips (n);
DEBUG_TRACE (DEBUG::MackieControl, "init_strips done\n");
}
-
+
+ if (!_mcp.device_info().uses_ipmidi()) {
+ ARDOUR::AudioEngine::instance()->PortConnectedOrDisconnected.connect (port_connection, MISSING_INVALIDATOR, boost::bind (&Surface::connection_handler, this, _1, _2, _3, _4, _5), &_mcp);
+ } else {
+ /* ipMIDI port already exists, we can just assume that we're
+ * connected.
+ *
+ * If the user still hasn't connected the ipMIDI surface and/or
+ * turned it on, then they have to press "Discover Mackie
+ * Devices" in the GUI at the right time.
+ */
+
+ connection_state |= (InputConnected|OutputConnected);
+ connected ();
+ }
+
connect_to_signals ();
DEBUG_TRACE (DEBUG::MackieControl, "Surface::Surface done\n");
{
DEBUG_TRACE (DEBUG::MackieControl, "Surface::~Surface init\n");
- zero_all ();
+ // zero_all ();
// delete groups
for (Groups::iterator it = groups.begin(); it != groups.end(); ++it) {
delete it->second;
}
-
+
// delete controls
for (Controls::iterator it = controls.begin(); it != controls.end(); ++it) {
delete *it;
}
-
+
+ port_connection.disconnect ();
+
+ if (input_source) {
+ g_source_destroy (input_source);
+ input_source = 0;
+ }
+
delete _jog_wheel;
delete _port;
DEBUG_TRACE (DEBUG::MackieControl, "Surface::~Surface done\n");
}
+void
+Surface::connection_handler (boost::weak_ptr<ARDOUR::Port>, std::string name1, boost::weak_ptr<ARDOUR::Port>, std::string name2, bool yn)
+{
+ if (!_port) {
+ return;
+ }
+
+ string ni = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (_port->input_name());
+ string no = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (_port->output_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;
+ }
+ }
+
+ if ((connection_state & (InputConnected|OutputConnected)) == (InputConnected|OutputConnected)) {
+
+ /* this will send a device query message, which should
+ result in a response that will kick off device type
+ discovery and activation of the surface(s).
+
+ The intended order of events is:
+
+ - each surface sends a device query message
+ - devices respond with either MCP or LCP response (sysex in both
+ cases)
+ - sysex message causes Surface::turn_it_on() which tells the
+ MCP object that the surface is ready, and sets up strip
+ displays and binds faders and buttons for that surface
+
+ In the case of LCP, where this is a handshake process that could
+ fail, the response process to the initial sysex after a device query
+ will mark the surface inactive, which won't shut anything down
+ but will stop any writes to the device.
+
+ Note: there are no known cases of the handshake process failing.
+
+ We actually can't initiate this in this callback, so we have
+ to queue it with the MCP event loop.
+ */
+
+ connected ();
+
+ } else {
+ DEBUG_TRACE (DEBUG::MackieControl, string_compose ("Surface %1 disconnected (input or output or both)\n", _name));
+ _active = false;
+ }
+}
+
XMLNode&
Surface::get_state()
{
return 0;
}
-const MidiByteArray&
+const MidiByteArray&
Surface::sysex_hdr() const
{
switch (_stype) {
{ "", 0, Led::factory, "" }
};
-void
+void
Surface::init_controls()
{
Group* group;
-
+
DEBUG_TRACE (DEBUG::MackieControl, "Surface::init_controls: creating groups\n");
groups["assignment"] = new Group ("assignment");
groups["automation"] = new Group ("automation");
groups["transport"] = new Group ("transport");
groups["user"] = new Group ("user");
groups["utilities"] = new Group ("utilities");
-
+
DEBUG_TRACE (DEBUG::MackieControl, "Surface::init_controls: creating jog wheel\n");
if (_mcp.device_info().has_jog_wheel()) {
_jog_wheel = new Mackie::JogWheel (_mcp);
}
}
-void
+void
Surface::init_strips (uint32_t n)
{
const map<Button::ID,StripButtonInfo>& strip_buttons (_mcp.device_info().strip_buttons());
for (uint32_t i = 0; i < n; ++i) {
char name[32];
-
+
snprintf (name, sizeof (name), "strip_%d", (8* _number) + i);
Strip* strip = new Strip (*this, name, i, strip_buttons);
-
+
groups[name] = strip;
strips.push_back (strip);
}
Surface::setup_master ()
{
boost::shared_ptr<Route> m;
-
+
if ((m = _mcp.get_session().monitor_out()) == 0) {
m = _mcp.get_session().master_out();
- }
-
+ }
+
if (!m) {
return;
}
_master_fader = dynamic_cast<Fader*> (Fader::factory (*this, _mcp.device_info().strip_cnt(), "master", *groups["master"]));
-
+
_master_fader->set_control (m->gain_control());
m->gain_control()->Changed.connect (*this, MISSING_INVALIDATOR, boost::bind (&Surface::master_gain_changed, this), ui_context());
_last_master_gain_written = normalized_position;
}
-float
+float
Surface::scaled_delta (float delta, float current_speed)
{
/* XXX needs work before use */
return ((sign * std::pow (delta + 1.0, 2.0)) + current_speed) / 100.0;
}
-void
+void
Surface::display_bank_start (uint32_t current_bank)
{
if (current_bank == 0) {
}
}
-void
+void
Surface::blank_jog_ring ()
{
Control* control = controls_by_device_independent_id[Jog::ID];
return 100.0;
}
-void
+void
Surface::connect_to_signals ()
{
if (!_connected) {
- DEBUG_TRACE (DEBUG::MackieControl, string_compose ("Surface %1 connecting to signals on port %2\n",
+ DEBUG_TRACE (DEBUG::MackieControl, string_compose ("Surface %1 connecting to signals on port %2\n",
number(), _port->input_port().name()));
MIDI::Parser* p = _port->input_port().parser();
}
// Master fader
p->channel_pitchbend[_mcp.device_info().strip_cnt()].connect_same_thread (*this, boost::bind (&Surface::handle_midi_pitchbend_message, this, _1, _2, _mcp.device_info().strip_cnt()));
-
+
_connected = true;
}
}
* from the MIDI::Parser conveys the fader ID, which was given by the
* channel ID in the status byte.
*
- * Instead, we have used bind() to supply the fader-within-strip ID
+ * Instead, we have used bind() to supply the fader-within-strip ID
* when we connected to the per-channel pitchbend events.
*/
- DEBUG_TRACE (DEBUG::MackieControl, string_compose ("Surface::handle_midi_pitchbend_message on port %3, fader = %1 value = %2\n",
- fader_id, pb, _number));
-
+ DEBUG_TRACE (DEBUG::MackieControl, string_compose ("Surface::handle_midi_pitchbend_message on port %3, fader = %1 value = %2 (%4)\n",
+ fader_id, pb, _number, pb/16384.0));
+
if (_mcp.device_info().no_handshake()) {
turn_it_on ();
}
+ if (_mcp.main_modifier_state() & MackieControlProtocol::MODIFIER_SHIFT) {
+ /* user is doing a reset to unity gain but device sends a PB
+ * message in the middle of the touch on/off messages. Ignore
+ * it.
+ */
+ return;
+ }
+
Fader* fader = faders[fader_id];
if (fader) {
Strip* strip = dynamic_cast<Strip*> (&fader->group());
- float pos = (pb >> 4)/1023.0; // only the top 10 bytes are used
+ float pos = pb / 16384.0;
if (strip) {
strip->handle_fader (*fader, pos);
} else {
}
}
-void
+void
Surface::handle_midi_note_on_message (MIDI::Parser &, MIDI::EventTwoBytes* ev)
{
DEBUG_TRACE (DEBUG::MackieControl, string_compose ("Surface::handle_midi_note_on_message %1 = %2\n", (int) ev->note_number, (int) ev->velocity));
-
+
if (_mcp.device_info().no_handshake()) {
turn_it_on ();
}
+ if (_mcp.device_info().device_type() == DeviceInfo::HUI && ev->note_number == 0 && ev->velocity == 127) {
+ turn_it_on ();
+ }
+
/* fader touch sense is given by "buttons" 0xe..0xe7 and 0xe8 for the
- * master.
+ * master.
*/
if (ev->note_number >= 0xE0 && ev->note_number <= 0xE8) {
Button* button = buttons[ev->note_number];
if (button) {
+
+ if (ev->velocity > 64) {
+ button->pressed ();
+ }
+
Strip* strip = dynamic_cast<Strip*> (&button->group());
if (strip) {
DEBUG_TRACE (DEBUG::MackieControl, string_compose ("global button %1\n", button->id()));
_mcp.handle_button_event (*this, *button, ev->velocity > 64 ? press : release);
}
+
+ if (ev->velocity <= 64) {
+ button->released ();
+ }
+
} else {
DEBUG_TRACE (DEBUG::MackieControl, string_compose ("no button found for %1\n", (int) ev->note_number));
}
+
+ /* button release should reset timer AFTER handler(s) have run */
}
-void
+void
Surface::handle_midi_controller_message (MIDI::Parser &, MIDI::EventTwoBytes* ev)
{
DEBUG_TRACE (DEBUG::MackieControl, string_compose ("SurfacePort::handle_midi_controller %1 = %2\n", (int) ev->controller_number, (int) ev->value));
Pot* pot = pots[ev->controller_number];
// bit 6 gives the sign
- float sign = (ev->value & 0x40) == 0 ? 1.0 : -1.0;
+ float sign = (ev->value & 0x40) == 0 ? 1.0 : -1.0;
// bits 0..5 give the velocity. we interpret this as "ticks
// moved before this message was sent"
float ticks = (ev->value & 0x3f);
}
float delta = 0;
- if (mcp().modifier_state() == MackieControlProtocol::MODIFIER_CONTROL) {
+ if (mcp().main_modifier_state() == MackieControlProtocol::MODIFIER_CONTROL) {
delta = sign * (ticks / (float) 0xff);
} else {
delta = sign * (ticks / (float) 0x3f);
}
-
+
if (!pot) {
if (ev->controller_number == Jog::ID && _jog_wheel) {
_jog_wheel->jog_event (delta);
return;
}
+ // add external (pedal?) control here
return;
}
Strip* strip = dynamic_cast<Strip*> (&pot->group());
if (strip) {
strip->handle_pot (*pot, delta);
- }
+ }
}
-void
+void
Surface::handle_midi_sysex (MIDI::Parser &, MIDI::byte * raw_bytes, size_t count)
{
MidiByteArray bytes (count, raw_bytes);
}
/* always save the device type ID so that our outgoing sysex messages
- * are correct
+ * are correct
*/
if (_stype == mcu) {
switch (bytes[5]) {
case 0x01:
- /* MCP: Device Ready
- LCP: Connection Challenge
+ /* MCP: Device Ready
+ LCP: Connection Challenge
*/
if (bytes[4] == 0x10 || bytes[4] == 0x11) {
DEBUG_TRACE (DEBUG::MackieControl, "Logic Control Device connection challenge\n");
}
}
-static MidiByteArray
+static MidiByteArray
calculate_challenge_response (MidiByteArray::iterator begin, MidiByteArray::iterator end)
{
MidiByteArray l;
back_insert_iterator<MidiByteArray> back (l);
copy (begin, end, back);
-
+
MidiByteArray retval;
-
+
// this is how to calculate the response to the challenge.
// from the Logic docs.
retval << (0x7f & (l[0] + (l[1] ^ 0xa) - l[3]));
retval << (0x7f & ( (l[2] >> l[3]) ^ (l[0] + l[3])));
retval << (0x7f & ((l[3] - (l[2] << 2)) ^ (l[0] | l[1])));
retval << (0x7f & (l[1] - l[2] + (0xf0 ^ (l[3] << 4))));
-
+
return retval;
}
-// not used right now
-MidiByteArray
+MidiByteArray
Surface::host_connection_query (MidiByteArray & bytes)
{
MidiByteArray response;
-
+
if (bytes[4] != 0x10 && bytes[4] != 0x11) {
/* not a Logic Control device - no response required */
return response;
// handle host connection query
DEBUG_TRACE (DEBUG::MackieControl, string_compose ("host connection query: %1\n", bytes));
-
+
if (bytes.size() != 18) {
cerr << "expecting 18 bytes, read " << bytes << " from " << _port->input_port().name() << endl;
return response;
return response;
}
-// not used right now
-MidiByteArray
+MidiByteArray
Surface::host_connection_confirmation (const MidiByteArray & bytes)
{
DEBUG_TRACE (DEBUG::MackieControl, string_compose ("host_connection_confirmation: %1\n", bytes));
-
+
// decode host connection confirmation
if (bytes.size() != 14) {
ostringstream os;
os << "expecting 14 bytes, read " << bytes << " from " << _port->input_port().name();
throw MackieControlException (os.str());
}
-
+
// send version request
return MidiByteArray (2, 0x13, 0x00);
}
}
}
-void
+void
Surface::write_sysex (const MidiByteArray & mba)
{
if (mba.empty()) {
_port->write (buf);
}
-void
+void
Surface::write_sysex (MIDI::byte msg)
{
MidiByteArray buf;
{
if (with_locked_strips) {
return strips.size();
- }
+ }
uint32_t n = 0;
if (_mcp.device_info().has_timecode_display ()) {
display_timecode (string (10, '0'), string (10, ' '));
}
-
+
if (_mcp.device_info().has_two_character_display()) {
show_two_char_display (string (2, '0'), string (2, ' '));
}
}
// turn off global buttons and leds
- // global buttons are only ever on mcu_port, so we don't have
- // to figure out which port.
for (Controls::iterator it = controls.begin(); it != controls.end(); ++it) {
Control & control = **it;
}
void
-Surface::write (const MidiByteArray& data)
+Surface::redisplay (ARDOUR::microseconds_t now)
+{
+ for (Strips::iterator s = strips.begin(); s != strips.end(); ++s) {
+ (*s)->redisplay (now);
+ }
+}
+
+void
+Surface::write (const MidiByteArray& data)
{
if (_active) {
_port->write (data);
vector<boost::shared_ptr<Route> >::const_iterator r;
Strips::iterator s = strips.begin();
- DEBUG_TRACE (DEBUG::MackieControl, string_compose ("Mapping %1 routes", routes.size()));
+ DEBUG_TRACE (DEBUG::MackieControl, string_compose ("Mapping %1 routes\n", routes.size()));
for (r = routes.begin(); r != routes.end() && s != strips.end(); ++s) {
}
-static char
+static char
translate_seven_segment (char achar)
{
achar = toupper (achar);
if (_stype != mcu || !_mcp.device_info().has_two_character_display() || msg.length() != 2 || dots.length() != 2) {
return;
}
-
+
MidiByteArray right (3, 0xb0, 0x4b, 0x00);
MidiByteArray left (3, 0xb0, 0x4a, 0x00);
-
+
right[2] = translate_seven_segment (msg[0]) + (dots[0] == '.' ? 0x40 : 0x00);
left[2] = translate_seven_segment (msg[1]) + (dots[1] == '.' ? 0x40 : 0x00);
-
+
_port->write (right);
_port->write (left);
}
}
// if there's no change, send nothing, not even sysex header
if (timecode == last_timecode) return;
-
+
// length sanity checking
string local_timecode = timecode;
}
// pad to 10 characters
- while (local_timecode.length() < 10) {
+ while (local_timecode.length() < 10) {
local_timecode += " ";
}
-
+
// translate characters.
// Only the characters that actually changed are sent.
int position = 0x3f;
}
}
+ void
+Surface::update_potmode ()
+{
+ for (Strips::iterator s = strips.begin(); s != strips.end(); ++s) {
+ (*s)->potmode_changed (false);
+ }
+}
+
void
Surface::update_view_mode_display ()
{
switch (_mcp.view_mode()) {
case MackieControlProtocol::Mixer:
show_two_char_display ("Mx");
- id = Button::Pan;
- break;
- case MackieControlProtocol::Dynamics:
- show_two_char_display ("Dy");
- id = Button::Dyn;
- break;
- case MackieControlProtocol::EQ:
- show_two_char_display ("EQ");
- id = Button::Eq;
+ //id = Button::Pan;
break;
case MackieControlProtocol::Loop:
show_two_char_display ("LP");
case MackieControlProtocol::MidiTracks:
show_two_char_display ("MT");
break;
- case MackieControlProtocol::Sends:
- show_two_char_display ("Sn");
- id = Button::Sends;
- break;
- case MackieControlProtocol::Plugins:
- show_two_char_display ("Pl");
- id = Button::Plugin;
- break;
default:
break;
}
if (id >= 0) {
-
+
/* we are attempting to turn a global button/LED on */
map<int,Control*>::iterator x = controls_by_device_independent_id.find (id);
_port->write (wakeup);
wakeup[4] = 0x15; /* wakup Mackie XT */
_port->write (wakeup);
- wakeup[4] = 0x10; /* wakupe Logic Control */
+ wakeup[4] = 0x10; /* wakeup Logic Control */
_port->write (wakeup);
wakeup[4] = 0x11; /* wakeup Logic Control XT */
_port->write (wakeup);
void
Surface::set_jog_mode (JogWheel::Mode)
{
-}
+}
bool
Surface::route_is_locked_to_strip (boost::shared_ptr<Route> r) const
return false;
}
-void
+void
Surface::notify_metering_state_changed()
{
for (Strips::const_iterator s = strips.begin(); s != strips.end(); ++s) {
(*s)->notify_metering_state_changed ();
}
}
+
+void
+Surface::reset ()
+{
+ if (_port) {
+ /* reset msg for Mackie Control */
+ MidiByteArray msg;
+ msg << sysex_hdr();
+ msg << 0x08;
+ msg << 0x00;
+ msg << MIDI::eox;
+ _port->write (msg);
+ }
+}
+
+void
+Surface::toggle_backlight ()
+{
+ if (_port) {
+ int onoff = random() %2;
+ MidiByteArray msg;
+ msg << sysex_hdr ();
+ msg << 0xa;
+ msg << (onoff ? 0x1 : 0x0);
+ msg << MIDI::eox;
+ _port->write (msg);
+ }
+}
+
+void
+Surface::recalibrate_faders ()
+{
+ if (_port) {
+ MidiByteArray msg;
+ msg << sysex_hdr ();
+ msg << 0x09;
+ msg << 0x00;
+ msg << MIDI::eox;
+ _port->write (msg);
+ }
+}
+
+void
+Surface::set_touch_sensitivity (int sensitivity)
+{
+ /* NOTE: assumed called from GUI code, hence sleep() */
+
+ /* sensitivity already clamped by caller */
+
+ if (_port) {
+ MidiByteArray msg;
+
+ msg << sysex_hdr ();
+ msg << 0x0e;
+ msg << 0xff; /* overwritten for each fader below */
+ msg << (sensitivity & 0x7f);
+ msg << MIDI::eox;
+
+ for (int fader = 0; fader < 9; ++fader) {
+ msg[6] = fader;
+ _port->write (msg);
+ }
+ }
+}
+
+void
+Surface::hui_heartbeat ()
+{
+ if (!_port) {
+ return;
+ }
+
+ MidiByteArray msg (3, MIDI::on, 0x0, 0x0);
+ _port->write (msg);
+}
+
+void
+Surface::connected ()
+{
+ DEBUG_TRACE (DEBUG::MackieControl, string_compose ("Surface %1 now connected, trying to ping device...\n", _name));
+
+ say_hello ();
+
+ if (_mcp.device_info().no_handshake()) {
+ turn_it_on ();
+ }
+}
+
+MidiByteArray
+Surface::display_line (string const& msg, int line_num)
+{
+ MidiByteArray midi_msg;
+ midi_msg << sysex_hdr ();
+ midi_msg << 0x12;
+ midi_msg << (line_num ? 0x38 : 0x0); /* offsets into char array
+ * on device that
+ * correspond to line
+ * starts
+ */
+ if (msg.empty()) {
+
+ midi_msg.insert (midi_msg.end(), 55, ' ');
+
+ } else {
+
+ /* ascii data to display. @param msg is UTF-8 which is not legal. */
+ string ascii = Glib::convert_with_fallback (msg, "UTF-8", "ISO-8859-1", "_");
+ string::size_type len = ascii.length();
+
+ if (len > 55) {
+ midi_msg << ascii.substr (0, 55);
+ } else {
+ midi_msg << ascii;
+
+ for (string::size_type i = len; i < 55; ++i) {
+ midi_msg << ' ';
+ }
+ }
+ }
+
+ midi_msg << MIDI::eox;
+
+ return midi_msg;
+}
+
+/** display @param msg on the 55x2 screen for @param msecs milliseconds
+ *
+ * @param msg is assumed to be UTF-8 encoded, and will be converted
+ * to ASCII with an underscore as fallback character before being
+ * sent to the device.
+ */
+void
+Surface::display_message_for (string const& msg, uint64_t msecs)
+{
+ string::size_type newline;
+
+ if ((newline = msg.find ('\n')) == string::npos) {
+
+ _port->write (display_line (msg, 0));
+ _port->write (display_line (string(), 1));
+
+ } else if (newline == 0) {
+
+ _port->write (display_line (string(), 0));
+ _port->write (display_line (msg.substr (1), 1));
+
+ } else {
+
+ string first_line = msg.substr (0, newline-1);
+ string second_line = msg.substr (newline+1);
+
+ _port->write (display_line (first_line, 0));
+ _port->write (display_line (second_line.substr (0, second_line.find_first_of ('\n')), 1));
+ }
+
+ for (Strips::const_iterator s = strips.begin(); s != strips.end(); ++s) {
+ (*s)->block_screen_display_for (msecs);
+ }
+}