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livetrax/libs/surfaces/cc121/operations.cc

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/*
* Copyright (C) 2016 W.P. van Paassen
* Copyright (C) 2016 Paul Davis <paul@linuxaudiosystems.com>
*
* Thanks to Rolf Meyerhoff for reverse engineering the CC121 protocol.
*
* 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 "ardour/async_midi_port.h"
#include "ardour/monitor_processor.h"
#include "ardour/monitor_control.h"
#include "ardour/plugin_insert.h"
#include "ardour/rc_configuration.h"
#include "ardour/record_enable_control.h"
#include "ardour/session.h"
#include "ardour/track.h"
#include "ardour/types.h"
#include "cc121.h"
using namespace ARDOUR;
using namespace ArdourSurface;
using namespace PBD;
/* this value is chosen to given smooth motion from 0..1.0 in about 270 degrees
* of encoder rotation.
*/
static const double encoder_divider = 24.0;
void
CC121::input_monitor ()
{
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if (_current_stripable && _current_stripable->monitoring_control()) {
MonitorChoice choice = _current_stripable->monitoring_control()->monitoring_choice ();
switch(choice) {
case MonitorAuto:
_current_stripable->monitoring_control()->set_value (MonitorInput, PBD::Controllable::NoGroup);
break;
case MonitorInput:
_current_stripable->monitoring_control()->set_value (MonitorDisk, PBD::Controllable::NoGroup);
break;
case MonitorDisk:
_current_stripable->monitoring_control()->set_value (MonitorCue, PBD::Controllable::NoGroup);
break;
case MonitorCue:
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_current_stripable->monitoring_control()->set_value (MonitorAuto, PBD::Controllable::NoGroup);
break;
default:
break;
}
}
}
void
CC121::left ()
{
access_action ("Editor/select-prev-route");
//ToDo: bank by 8?
//if ( (button_state & ShiftDown) == ShiftDown )
}
void
CC121::right ()
{
access_action ("Editor/select-next-route");
//ToDo: bank by 8?
//if ( (button_state & ShiftDown) == ShiftDown )
}
void
CC121::read ()
{
if (_current_stripable) {
boost::shared_ptr<AutomationControl> gain = _current_stripable->gain_control ();
if (gain) {
gain->set_automation_state( (ARDOUR::AutoState) ARDOUR::Play );
}
}
}
void
CC121::write ()
{
if (_current_stripable) {
boost::shared_ptr<AutomationControl> gain = _current_stripable->gain_control ();
if (gain) {
gain->set_automation_state( (ARDOUR::AutoState) ARDOUR::Write );
}
}
}
void
CC121::touch ()
{
if (_current_stripable) {
boost::shared_ptr<AutomationControl> gain = _current_stripable->gain_control ();
if (gain) {
gain->set_automation_state( (ARDOUR::AutoState) ARDOUR::Touch );
}
}
}
void
CC121::off ()
{
if (_current_stripable) {
boost::shared_ptr<AutomationControl> gain = _current_stripable->gain_control ();
if (gain) {
gain->set_automation_state( (ARDOUR::AutoState) ARDOUR::Off );
}
}
}
void
CC121::undo ()
{
ControlProtocol::Undo (); /* EMIT SIGNAL */
}
void
CC121::redo ()
{
ControlProtocol::Redo (); /* EMIT SIGNAL */
}
void
CC121::jog()
{
if (_jogmode == scroll) {
_jogmode = zoom;
}
else {
_jogmode = scroll;
}
get_button (Jog).set_led_state (_output_port, _jogmode == scroll);
}
void
CC121::mute ()
{
if (!_current_stripable) {
return;
}
if (_current_stripable == session->monitor_out()) {
boost::shared_ptr<MonitorProcessor> mp = _current_stripable->monitor_control();
mp->set_cut_all (!mp->cut_all());
return;
}
_current_stripable->mute_control()->set_value (!_current_stripable->mute_control()->muted(), PBD::Controllable::UseGroup);
}
void
CC121::solo ()
{
if (!_current_stripable) {
return;
}
_current_stripable->solo_control()->set_value (!_current_stripable->solo_control()->soloed(), PBD::Controllable::UseGroup);
}
void
CC121::rec_enable ()
{
if (!_current_stripable) {
return;
}
boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track>(_current_stripable);
if (!t) {
return;
}
t->rec_enable_control()->set_value (!t->rec_enable_control()->get_value(), Controllable::UseGroup);
}
void
CC121::use_master ()
{
boost::shared_ptr<Stripable> r = session->master_out();
if (r) {
if (_current_stripable == r) {
r = pre_master_stripable.lock();
set_current_stripable (r);
get_button(Output).set_led_state (_output_port, false);
blinkers.remove (Output);
} else {
if (_current_stripable != session->master_out() && _current_stripable != session->monitor_out()) {
pre_master_stripable = boost::weak_ptr<Stripable> (_current_stripable);
}
set_current_stripable (r);
get_button(Output).set_led_state (_output_port, true);
blinkers.remove (Output);
}
}
}
void
CC121::use_monitor ()
{
boost::shared_ptr<Stripable> r = session->monitor_out();
if (r) {
if (_current_stripable == r) {
r = pre_monitor_stripable.lock();
set_current_stripable (r);
get_button(Output).set_led_state (_output_port, false);
blinkers.remove (Output);
} else {
if (_current_stripable != session->master_out() && _current_stripable != session->monitor_out()) {
pre_monitor_stripable = boost::weak_ptr<Stripable> (_current_stripable);
}
set_current_stripable (r);
get_button(Output).set_led_state (_output_port, true);
blinkers.push_back (Output);
}
}
}
void
CC121::set_controllable (boost::shared_ptr<AutomationControl> ac, float delta)
{
if (!ac || delta == 0) {
return;
}
ac->start_touch (ac->session().transport_sample());
double v = ac->internal_to_interface (ac->get_value());
v = std::max (0.0, std::min (1.0, v + delta));
ac->set_value (ac->interface_to_internal(v), PBD::Controllable::NoGroup);
}
void
CC121::punch ()
{
access_action ("Transport/TogglePunch");
}