libs/surfaces/osc/osc_route_observer.cc

   1 /*
   2     Copyright (C) 2009 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include "boost/lambda/lambda.hpp"
  21
  22 #include "ardour/session.h"
  23 #include "ardour/track.h"
  24 #include "ardour/monitor_control.h"
  25 #include "ardour/dB.h"
  26 #include "ardour/meter.h"
  27
  28 #include "osc.h"
  29 #include "osc_route_observer.h"
  30
  31 #include "pbd/i18n.h"
  32
  33 using namespace std;
  34 using namespace PBD;
  35 using namespace ARDOUR;
  36 using namespace ArdourSurface;
  37
  38 OSCRouteObserver::OSCRouteObserver (boost::shared_ptr<Stripable> s, lo_address a, uint32_t ss, ArdourSurface::OSC::OSCSurface* su)
  39         : _strip (s)
  40         ,ssid (ss)
  41         ,sur (su)
  42         ,_last_gain (0.0)
  43 {
  44         addr = lo_address_new (lo_address_get_hostname(a) , lo_address_get_port(a));
  45         gainmode = sur->gainmode;
  46         feedback = sur->feedback;
  47         as = ARDOUR::Off;
  48
  49         if (feedback[0]) { // buttons are separate feedback
  50                 _strip->PropertyChanged.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::name_changed, this, boost::lambda::_1), OSC::instance());
  51                 name_changed (ARDOUR::Properties::name);
  52
  53                 _strip->mute_control()->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_change_message, this, X_("/strip/mute"), _strip->mute_control()), OSC::instance());
  54                 send_change_message ("/strip/mute", _strip->mute_control());
  55
  56                 _strip->solo_control()->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_change_message, this, X_("/strip/solo"), _strip->solo_control()), OSC::instance());
  57                 send_change_message ("/strip/solo", _strip->solo_control());
  58
  59                 boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (_strip);
  60                 if (track) {
  61                         track->monitoring_control()->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_monitor_status, this, track->monitoring_control()), OSC::instance());
  62                         send_monitor_status (track->monitoring_control());
  63                 }
  64
  65                 boost::shared_ptr<AutomationControl> rec_controllable = _strip->rec_enable_control ();
  66                 if (rec_controllable) {
  67                         rec_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_change_message, this, X_("/strip/recenable"), _strip->rec_enable_control()), OSC::instance());
  68                         send_change_message ("/strip/recenable", _strip->rec_enable_control());
  69                 }
  70                 boost::shared_ptr<AutomationControl> recsafe_controllable = _strip->rec_safe_control ();
  71                 if (rec_controllable) {
  72                         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());
  73                         send_change_message ("/strip/record_safe", _strip->rec_safe_control());
  74                 }
  75                 _strip->presentation_info().PropertyChanged.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_select_status, this, _1), OSC::instance());
  76                 send_select_status (ARDOUR::Properties::selected);
  77         }
  78
  79         if (feedback[1]) { // level controls
  80                 boost::shared_ptr<GainControl> gain_cont = _strip->gain_control();
  81                 if (gainmode) {
  82                         gain_cont->alist()->automation_state_changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::gain_automation, this, X_("/strip/fader")), OSC::instance());
  83                         gain_cont->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_gain_message, this, X_("/strip/fader"), gain_cont), OSC::instance());
  84                         gain_automation ("/strip/fader");
  85                 } else {
  86                         gain_cont->alist()->automation_state_changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::gain_automation, this, X_("/strip/gain")), OSC::instance());
  87                         gain_cont->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_gain_message, this, X_("/strip/gain"), gain_cont), OSC::instance());
  88                         gain_automation ("/strip/gain");
  89                 }
  90
  91                 boost::shared_ptr<Controllable> trim_controllable = boost::dynamic_pointer_cast<Controllable>(_strip->trim_control());
  92                 if (trim_controllable) {
  93                         trim_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::send_trim_message, this, X_("/strip/trimdB"), _strip->trim_control()), OSC::instance());
  94                         send_trim_message ("/strip/trimdB", _strip->trim_control());
  95                 }
  96
  97                 boost::shared_ptr<Controllable> pan_controllable = boost::dynamic_pointer_cast<Controllable>(_strip->pan_azimuth_control());
  98                 if (pan_controllable) {
  99                         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());
 100                         send_change_message ("/strip/pan_stereo_position", _strip->pan_azimuth_control());
 101                 }
 102         }
 103         tick();
 104 }
 105
 106 OSCRouteObserver::~OSCRouteObserver ()
 107 {
 108
 109         strip_connections.drop_connections ();
 110         if (sur->no_clear) {
 111                 // some surfaces destroy their own strips and don't need the extra noise
 112                 lo_address_free (addr);
 113                 return;
 114         }
 115
 116         // all strip buttons should be off and faders 0 and etc.
 117         clear_strip ("/strip/expand", 0);
 118         if (feedback[0]) { // buttons are separate feedback
 119                 text_with_id ("/strip/name", ssid, " ");
 120                 clear_strip ("/strip/mute", 0);
 121                 clear_strip ("/strip/solo", 0);
 122                 clear_strip ("/strip/recenable", 0);
 123                 clear_strip ("/strip/record_safe", 0);
 124                 clear_strip ("/strip/monitor_input", 0);
 125                 clear_strip ("/strip/monitor_disk", 0);
 126                 clear_strip ("/strip/gui_select", 0);
 127                 clear_strip ("/strip/select", 0);
 128         }
 129         if (feedback[1]) { // level controls
 130                 if (gainmode) {
 131                         clear_strip ("/strip/fader", 0);
 132                 } else {
 133                         clear_strip ("/strip/gain", -193);
 134                 }
 135                 clear_strip ("/strip/trimdB", 0);
 136                 clear_strip ("/strip/pan_stereo_position", 0.5);
 137         }
 138         if (feedback[9]) {
 139                 clear_strip ("/strip/signal", 0);
 140         }
 141         if (feedback[7]) {
 142                 if (gainmode) {
 143                         clear_strip ("/strip/meter", 0);
 144                 } else {
 145                         clear_strip ("/strip/meter", -193);
 146                 }
 147         }else if (feedback[8]) {
 148                 clear_strip ("/strip/meter", 0);
 149         }
 150
 151         lo_address_free (addr);
 152 }
 153
 154 void
 155 OSCRouteObserver::tick ()
 156 {
 157         if (feedback[7] || feedback[8] || feedback[9]) { // meters enabled
 158                 // the only meter here is master
 159                 float now_meter;
 160                 if (_strip->peak_meter()) {
 161                         now_meter = _strip->peak_meter()->meter_level(0, MeterMCP);
 162                 } else {
 163                         now_meter = -193;
 164                 }
 165                 if (now_meter < -120) now_meter = -193;
 166                 if (_last_meter != now_meter) {
 167                         if (feedback[7] || feedback[8]) {
 168                                 string path = "/strip/meter";
 169                                 lo_message msg = lo_message_new ();
 170                                 if (feedback[2]) {
 171                                         path = set_path (path);
 172                                 } else {
 173                                         lo_message_add_int32 (msg, ssid);
 174                                 }
 175                                 if (gainmode && feedback[7]) {
 176                                         lo_message_add_float (msg, ((now_meter + 94) / 100));
 177                                         lo_send_message (addr, path.c_str(), msg);
 178                                 } else if ((!gainmode) && feedback[7]) {
 179                                         lo_message_add_float (msg, now_meter);
 180                                         lo_send_message (addr, path.c_str(), msg);
 181                                 } else if (feedback[8]) {
 182                                         uint32_t ledlvl = (uint32_t)(((now_meter + 54) / 3.75)-1);
 183                                         uint16_t ledbits = ~(0xfff<<ledlvl);
 184                                         lo_message_add_int32 (msg, ledbits);
 185                                         lo_send_message (addr, path.c_str(), msg);
 186                                 }
 187                                 lo_message_free (msg);
 188                         }
 189                         if (feedback[9]) {
 190                                 string path = "/strip/signal";
 191                                 lo_message msg = lo_message_new ();
 192                                 if (feedback[2]) {
 193                                         path = set_path (path);
 194                                 } else {
 195                                         lo_message_add_int32 (msg, ssid);
 196                                 }
 197                                 float signal;
 198                                 if (now_meter < -40) {
 199                                         signal = 0;
 200                                 } else {
 201                                         signal = 1;
 202                                 }
 203                                 lo_message_add_float (msg, signal);
 204                                 lo_send_message (addr, path.c_str(), msg);
 205                                 lo_message_free (msg);
 206                         }
 207                 }
 208                 _last_meter = now_meter;
 209
 210         }
 211         if (feedback[1]) {
 212                 if (gain_timeout) {
 213                         if (gain_timeout == 1) {
 214                                 text_with_id ("/strip/name", ssid, _strip->name());
 215                         }
 216                         gain_timeout--;
 217                 }
 218                 if (trim_timeout) {
 219                         if (trim_timeout == 1) {
 220                                 text_with_id ("/strip/name", ssid, _strip->name());
 221                         }
 222                         trim_timeout--;
 223                 }
 224                 if (as == ARDOUR::Play ||  as == ARDOUR::Touch) {
 225                         if(_last_gain != _strip->gain_control()->get_value()) {
 226                                 _last_gain = _strip->gain_control()->get_value();
 227                                 if (gainmode) {
 228                                         send_gain_message ("/strip/fader", _strip->gain_control());
 229                                 } else {
 230                                         send_gain_message ("/strip/gain", _strip->gain_control());
 231                                 }
 232                         }
 233                 }
 234         }
 235
 236 }
 237
 238 void
 239 OSCRouteObserver::name_changed (const PBD::PropertyChange& what_changed)
 240 {
 241         if (!what_changed.contains (ARDOUR::Properties::name)) {
 242             return;
 243         }
 244
 245         if (!_strip) {
 246                 return;
 247         }
 248         text_with_id ("/strip/name", ssid, _strip->name());
 249 }
 250
 251 void
 252 OSCRouteObserver::send_change_message (string path, boost::shared_ptr<Controllable> controllable)
 253 {
 254         lo_message msg = lo_message_new ();
 255
 256         if (feedback[2]) {
 257                 path = set_path (path);
 258         } else {
 259                 lo_message_add_int32 (msg, ssid);
 260         }
 261         float val = controllable->get_value();
 262         lo_message_add_float (msg, (float) controllable->internal_to_interface (val));
 263
 264         lo_send_message (addr, path.c_str(), msg);
 265         lo_message_free (msg);
 266 }
 267
 268 void
 269 OSCRouteObserver::text_with_id (string path, uint32_t id, string name)
 270 {
 271         lo_message msg = lo_message_new ();
 272         if (feedback[2]) {
 273                 path = set_path (path);
 274         } else {
 275                 lo_message_add_int32 (msg, id);
 276         }
 277
 278         lo_message_add_string (msg, name.c_str());
 279
 280         lo_send_message (addr, path.c_str(), msg);
 281         lo_message_free (msg);
 282 }
 283
 284 void
 285 OSCRouteObserver::send_monitor_status (boost::shared_ptr<Controllable> controllable)
 286 {
 287         int disk, input;
 288         float val = controllable->get_value();
 289         switch ((int) val) {
 290                 case 1:
 291                         disk = 0;
 292                         input = 1;
 293                         break;
 294                 case 2:
 295                         disk = 1;
 296                         input = 0;
 297                         break;
 298                 default:
 299                         disk = 0;
 300                         input = 0;
 301         }
 302
 303         lo_message msg = lo_message_new ();
 304         string path = "/strip/monitor_input";
 305         if (feedback[2]) {
 306                 path = set_path (path);
 307         } else {
 308                 lo_message_add_int32 (msg, ssid);
 309         }
 310         lo_message_add_int32 (msg, (float) input);
 311         lo_send_message (addr, path.c_str(), msg);
 312         lo_message_free (msg);
 313
 314         msg = lo_message_new ();
 315         path = "/strip/monitor_disk";
 316         if (feedback[2]) {
 317                 path = set_path (path);
 318         } else {
 319                 lo_message_add_int32 (msg, ssid);
 320         }
 321         lo_message_add_int32 (msg, (float) disk);
 322         lo_send_message (addr, path.c_str(), msg);
 323         lo_message_free (msg);
 324
 325 }
 326
 327 void
 328 OSCRouteObserver::send_trim_message (string path, boost::shared_ptr<Controllable> controllable)
 329 {
 330         if (gainmode) {
 331                 text_with_id ("/strip/name", ssid, string_compose ("%1%2%3", std::fixed, std::setprecision(2), accurate_coefficient_to_dB (controllable->get_value())));
 332                 trim_timeout = 8;
 333         }
 334
 335         lo_message msg = lo_message_new ();
 336
 337         if (feedback[2]) {
 338                 path = set_path (path);
 339         } else {
 340                 lo_message_add_int32 (msg, ssid);
 341         }
 342
 343         lo_message_add_float (msg, (float) accurate_coefficient_to_dB (controllable->get_value()));
 344
 345         lo_send_message (addr, path.c_str(), msg);
 346         lo_message_free (msg);
 347 }
 348
 349 void
 350 OSCRouteObserver::send_gain_message (string path, boost::shared_ptr<Controllable> controllable)
 351 {
 352         lo_message msg = lo_message_new ();
 353
 354         if (feedback[2]) {
 355                 path = set_path (path);
 356         } else {
 357                 lo_message_add_int32 (msg, ssid);
 358         }
 359
 360         if (gainmode) {
 361                 lo_message_add_float (msg, gain_to_slider_position (controllable->get_value()));
 362                 text_with_id ("/strip/name", ssid, string_compose ("%1%2%3", std::fixed, std::setprecision(2), accurate_coefficient_to_dB (controllable->get_value())));
 363                 gain_timeout = 8;
 364         } else {
 365                 if (controllable->get_value() < 1e-15) {
 366                         lo_message_add_float (msg, -200);
 367                 } else {
 368                         lo_message_add_float (msg, accurate_coefficient_to_dB (controllable->get_value()));
 369                 }
 370         }
 371
 372         lo_send_message (addr, path.c_str(), msg);
 373         lo_message_free (msg);
 374 }
 375
 376 void
 377 OSCRouteObserver::gain_automation (string path)
 378 {
 379         lo_message msg = lo_message_new ();
 380         string apath = string_compose ("%1/automation", path);
 381
 382         if (feedback[2]) {
 383                 apath = set_path (apath);
 384         } else {
 385                 lo_message_add_int32 (msg, ssid);
 386         }
 387
 388         boost::shared_ptr<GainControl> control = _strip->gain_control();
 389         as = control->alist()->automation_state();
 390         float output;
 391         switch (as) {
 392                 case ARDOUR::Off:
 393                         output = 0;
 394                         break;
 395                 case ARDOUR::Play:
 396                         output = 1;
 397                         break;
 398                 case ARDOUR::Write:
 399                         output = 2;
 400                         break;
 401                 case ARDOUR::Touch:
 402                         output = 3;
 403                         break;
 404                 default:
 405                         break;
 406         }
 407
 408         lo_message_add_float (msg, output);
 409         send_gain_message (path, control);
 410         lo_send_message (addr, apath.c_str(), msg);
 411         lo_message_free (msg);
 412 }
 413
 414 string
 415 OSCRouteObserver::set_path (string path)
 416 {
 417         if (feedback[2]) {
 418                 path = string_compose ("%1/%2", path, ssid);
 419         }
 420         return path;
 421 }
 422
 423 void
 424 OSCRouteObserver::clear_strip (string path, float val)
 425 {
 426         lo_message msg = lo_message_new ();
 427         if (feedback[2]) {
 428                 path = set_path (path);
 429         } else {
 430                 lo_message_add_int32 (msg, ssid);
 431         }
 432         lo_message_add_float (msg, val);
 433
 434         lo_send_message (addr, path.c_str(), msg);
 435         lo_message_free (msg);
 436
 437 }
 438
 439 void
 440 OSCRouteObserver::send_select_status (const PropertyChange& what)
 441 {
 442         if (what == PropertyChange(ARDOUR::Properties::selected)) {
 443                 if (_strip) {
 444                         string path = "/strip/select";
 445
 446                         lo_message msg = lo_message_new ();
 447                         if (feedback[2]) {
 448                                 path = set_path (path);
 449                         } else {
 450                                 lo_message_add_int32 (msg, ssid);
 451                         }
 452                         lo_message_add_float (msg, _strip->is_selected());
 453                         lo_send_message (addr, path.c_str(), msg);
 454                         lo_message_free (msg);
 455                 }
 456         }
 457 }