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livetrax/libs/surfaces/osc/osc_route_observer.cc

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/*
Copyright (C) 2009 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 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.
*/
#include "boost/lambda/lambda.hpp"
#include "ardour/session.h"
#include "ardour/track.h"
#include "ardour/monitor_control.h"
#include "ardour/dB.h"
#include "ardour/meter.h"
#include "osc.h"
#include "osc_route_observer.h"
#include "pbd/i18n.h"
using namespace std;
using namespace PBD;
using namespace ARDOUR;
using namespace ArdourSurface;
OSCRouteObserver::OSCRouteObserver (boost::shared_ptr<Stripable> s, lo_address a, uint32_t ss, ArdourSurface::OSC::OSCSurface* su)
: _strip (s)
,ssid (ss)
,sur (su)
,_last_gain (0.0)
{
addr = lo_address_new (lo_address_get_hostname(a) , lo_address_get_port(a));
gainmode = sur->gainmode;
feedback = sur->feedback;
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as = ARDOUR::Off;
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if (feedback[0]) { // buttons are separate feedback
_strip->PropertyChanged.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::name_changed, this, boost::lambda::_1), OSC::instance());
name_changed (ARDOUR::Properties::name);
_strip->mute_control()->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_change_message, this, X_("/strip/mute"), _strip->mute_control()), OSC::instance());
send_change_message ("/strip/mute", _strip->mute_control());
_strip->solo_control()->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_change_message, this, X_("/strip/solo"), _strip->solo_control()), OSC::instance());
send_change_message ("/strip/solo", _strip->solo_control());
boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (_strip);
if (track) {
track->monitoring_control()->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_monitor_status, this, track->monitoring_control()), OSC::instance());
send_monitor_status (track->monitoring_control());
}
boost::shared_ptr<AutomationControl> rec_controllable = _strip->rec_enable_control ();
if (rec_controllable) {
rec_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_change_message, this, X_("/strip/recenable"), _strip->rec_enable_control()), OSC::instance());
send_change_message ("/strip/recenable", _strip->rec_enable_control());
}
boost::shared_ptr<AutomationControl> recsafe_controllable = _strip->rec_safe_control ();
if (rec_controllable) {
recsafe_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_change_message, this, X_("/strip/record_safe"), _strip->rec_safe_control()), OSC::instance());
send_change_message ("/strip/record_safe", _strip->rec_safe_control());
}
_strip->presentation_info().PropertyChanged.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_select_status, this, _1), OSC::instance());
send_select_status (ARDOUR::Properties::selected);
}
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if (feedback[1]) { // level controls
boost::shared_ptr<GainControl> gain_cont = _strip->gain_control();
if (gainmode) {
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gain_cont->alist()->automation_state_changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::gain_automation, this, X_("/strip/fader")), OSC::instance());
gain_cont->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_gain_message, this, X_("/strip/fader"), gain_cont), OSC::instance());
gain_automation ("/strip/fader");
} else {
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gain_cont->alist()->automation_state_changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::gain_automation, this, X_("/strip/gain")), OSC::instance());
gain_cont->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_gain_message, this, X_("/strip/gain"), gain_cont), OSC::instance());
gain_automation ("/strip/gain");
}
boost::shared_ptr<Controllable> trim_controllable = boost::dynamic_pointer_cast<Controllable>(_strip->trim_control());
if (trim_controllable) {
trim_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_trim_message, this, X_("/strip/trimdB"), _strip->trim_control()), OSC::instance());
send_trim_message ("/strip/trimdB", _strip->trim_control());
}
boost::shared_ptr<Controllable> pan_controllable = boost::dynamic_pointer_cast<Controllable>(_strip->pan_azimuth_control());
if (pan_controllable) {
pan_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_change_message, this, X_("/strip/pan_stereo_position"), _strip->pan_azimuth_control()), OSC::instance());
send_change_message ("/strip/pan_stereo_position", _strip->pan_azimuth_control());
}
}
tick();
}
OSCRouteObserver::~OSCRouteObserver ()
{
strip_connections.drop_connections ();
if (sur->no_clear) {
// some surfaces destroy their own strips and don't need the extra noise
lo_address_free (addr);
return;
}
// all strip buttons should be off and faders 0 and etc.
clear_strip ("/strip/expand", 0);
if (feedback[0]) { // buttons are separate feedback
text_with_id ("/strip/name", ssid, " ");
clear_strip ("/strip/mute", 0);
clear_strip ("/strip/solo", 0);
clear_strip ("/strip/recenable", 0);
clear_strip ("/strip/record_safe", 0);
clear_strip ("/strip/monitor_input", 0);
clear_strip ("/strip/monitor_disk", 0);
clear_strip ("/strip/gui_select", 0);
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clear_strip ("/strip/select", 0);
}
if (feedback[1]) { // level controls
if (gainmode) {
clear_strip ("/strip/fader", 0);
} else {
clear_strip ("/strip/gain", -193);
}
clear_strip ("/strip/trimdB", 0);
clear_strip ("/strip/pan_stereo_position", 0.5);
}
if (feedback[9]) {
clear_strip ("/strip/signal", 0);
}
if (feedback[7]) {
if (gainmode) {
clear_strip ("/strip/meter", 0);
} else {
clear_strip ("/strip/meter", -193);
}
}else if (feedback[8]) {
clear_strip ("/strip/meter", 0);
}
lo_address_free (addr);
}
void
OSCRouteObserver::tick ()
{
if (feedback[7] || feedback[8] || feedback[9]) { // meters enabled
// the only meter here is master
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float now_meter;
if (_strip->peak_meter()) {
now_meter = _strip->peak_meter()->meter_level(0, MeterMCP);
} else {
now_meter = -193;
}
if (now_meter < -120) now_meter = -193;
if (_last_meter != now_meter) {
if (feedback[7] || feedback[8]) {
string path = "/strip/meter";
lo_message msg = lo_message_new ();
if (feedback[2]) {
path = set_path (path);
} else {
lo_message_add_int32 (msg, ssid);
}
if (gainmode && feedback[7]) {
lo_message_add_float (msg, ((now_meter + 94) / 100));
lo_send_message (addr, path.c_str(), msg);
} else if ((!gainmode) && feedback[7]) {
lo_message_add_float (msg, now_meter);
lo_send_message (addr, path.c_str(), msg);
} else if (feedback[8]) {
uint32_t ledlvl = (uint32_t)(((now_meter + 54) / 3.75)-1);
uint16_t ledbits = ~(0xfff<<ledlvl);
lo_message_add_int32 (msg, ledbits);
lo_send_message (addr, path.c_str(), msg);
}
lo_message_free (msg);
}
if (feedback[9]) {
string path = "/strip/signal";
lo_message msg = lo_message_new ();
if (feedback[2]) {
path = set_path (path);
} else {
lo_message_add_int32 (msg, ssid);
}
float signal;
if (now_meter < -40) {
signal = 0;
} else {
signal = 1;
}
lo_message_add_float (msg, signal);
lo_send_message (addr, path.c_str(), msg);
lo_message_free (msg);
}
}
_last_meter = now_meter;
}
if (feedback[1]) {
if (gain_timeout) {
if (gain_timeout == 1) {
text_with_id ("/strip/name", ssid, _strip->name());
}
gain_timeout--;
}
if (trim_timeout) {
if (trim_timeout == 1) {
text_with_id ("/strip/name", ssid, _strip->name());
}
trim_timeout--;
}
if (as == ARDOUR::Play || as == ARDOUR::Touch) {
if(_last_gain != _strip->gain_control()->get_value()) {
_last_gain = _strip->gain_control()->get_value();
if (gainmode) {
send_gain_message ("/strip/fader", _strip->gain_control());
} else {
send_gain_message ("/strip/gain", _strip->gain_control());
}
}
}
}
}
void
OSCRouteObserver::name_changed (const PBD::PropertyChange& what_changed)
{
if (!what_changed.contains (ARDOUR::Properties::name)) {
return;
}
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if (!_strip) {
return;
}
text_with_id ("/strip/name", ssid, _strip->name());
}
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void
OSCRouteObserver::send_change_message (string path, boost::shared_ptr<Controllable> controllable)
{
lo_message msg = lo_message_new ();
if (feedback[2]) {
path = set_path (path);
} else {
lo_message_add_int32 (msg, ssid);
}
float val = controllable->get_value();
lo_message_add_float (msg, (float) controllable->internal_to_interface (val));
lo_send_message (addr, path.c_str(), msg);
lo_message_free (msg);
}
void
OSCRouteObserver::text_with_id (string path, uint32_t id, string name)
{
lo_message msg = lo_message_new ();
if (feedback[2]) {
path = set_path (path);
} else {
lo_message_add_int32 (msg, id);
}
lo_message_add_string (msg, name.c_str());
lo_send_message (addr, path.c_str(), msg);
lo_message_free (msg);
}
void
OSCRouteObserver::send_monitor_status (boost::shared_ptr<Controllable> controllable)
{
int disk, input;
float val = controllable->get_value();
switch ((int) val) {
case 1:
disk = 0;
input = 1;
break;
case 2:
disk = 1;
input = 0;
break;
default:
disk = 0;
input = 0;
}
lo_message msg = lo_message_new ();
string path = "/strip/monitor_input";
if (feedback[2]) {
path = set_path (path);
} else {
lo_message_add_int32 (msg, ssid);
}
lo_message_add_int32 (msg, (float) input);
lo_send_message (addr, path.c_str(), msg);
lo_message_free (msg);
msg = lo_message_new ();
path = "/strip/monitor_disk";
if (feedback[2]) {
path = set_path (path);
} else {
lo_message_add_int32 (msg, ssid);
}
lo_message_add_int32 (msg, (float) disk);
lo_send_message (addr, path.c_str(), msg);
lo_message_free (msg);
}
void
OSCRouteObserver::send_trim_message (string path, boost::shared_ptr<Controllable> controllable)
{
if (gainmode) {
text_with_id ("/strip/name", ssid, string_compose ("%1%2%3", std::fixed, std::setprecision(2), accurate_coefficient_to_dB (controllable->get_value())));
trim_timeout = 8;
}
lo_message msg = lo_message_new ();
if (feedback[2]) {
path = set_path (path);
} else {
lo_message_add_int32 (msg, ssid);
}
lo_message_add_float (msg, (float) accurate_coefficient_to_dB (controllable->get_value()));
lo_send_message (addr, path.c_str(), msg);
lo_message_free (msg);
}
void
OSCRouteObserver::send_gain_message (string path, boost::shared_ptr<Controllable> controllable)
{
lo_message msg = lo_message_new ();
if (feedback[2]) {
path = set_path (path);
} else {
lo_message_add_int32 (msg, ssid);
}
if (gainmode) {
lo_message_add_float (msg, gain_to_slider_position (controllable->get_value()));
text_with_id ("/strip/name", ssid, string_compose ("%1%2%3", std::fixed, std::setprecision(2), accurate_coefficient_to_dB (controllable->get_value())));
gain_timeout = 8;
} else {
if (controllable->get_value() < 1e-15) {
lo_message_add_float (msg, -200);
} else {
lo_message_add_float (msg, accurate_coefficient_to_dB (controllable->get_value()));
}
}
lo_send_message (addr, path.c_str(), msg);
lo_message_free (msg);
}
void
OSCRouteObserver::gain_automation (string path)
{
lo_message msg = lo_message_new ();
string apath = string_compose ("%1/automation", path);
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string npath = string_compose ("%1/automation_name", path);
if (feedback[2]) {
apath = set_path (apath);
} else {
lo_message_add_int32 (msg, ssid);
}
boost::shared_ptr<GainControl> control = _strip->gain_control();
as = control->alist()->automation_state();
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string auto_name;
float output;
switch (as) {
case ARDOUR::Off:
output = 0;
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auto_name = "Manual";
break;
case ARDOUR::Play:
output = 1;
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auto_name = "Play";
break;
case ARDOUR::Write:
output = 2;
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auto_name = "Write";
break;
case ARDOUR::Touch:
output = 3;
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auto_name = "Touch";
break;
default:
break;
}
send_gain_message (path, control);
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lo_message_add_float (msg, output);
lo_send_message (addr, apath.c_str(), msg);
lo_message_free (msg);
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text_with_id (npath, ssid, auto_name);
}
string
OSCRouteObserver::set_path (string path)
{
if (feedback[2]) {
path = string_compose ("%1/%2", path, ssid);
}
return path;
}
void
OSCRouteObserver::clear_strip (string path, float val)
{
lo_message msg = lo_message_new ();
if (feedback[2]) {
path = set_path (path);
} else {
lo_message_add_int32 (msg, ssid);
}
lo_message_add_float (msg, val);
lo_send_message (addr, path.c_str(), msg);
lo_message_free (msg);
}
void
OSCRouteObserver::send_select_status (const PropertyChange& what)
{
if (what == PropertyChange(ARDOUR::Properties::selected)) {
if (_strip) {
string path = "/strip/select";
lo_message msg = lo_message_new ();
if (feedback[2]) {
path = set_path (path);
} else {
lo_message_add_int32 (msg, ssid);
}
lo_message_add_float (msg, _strip->is_selected());
lo_send_message (addr, path.c_str(), msg);
lo_message_free (msg);
}
}
}