libs/surfaces/osc/osc_global_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 "pbd/control_math.h"
  23
  24 #include "ardour/amp.h"
  25 #include "ardour/session.h"
  26 #include "ardour/dB.h"
  27 #include "ardour/meter.h"
  28 #include "ardour/monitor_processor.h"
  29
  30 #include "osc.h"
  31 #include "osc_global_observer.h"
  32
  33 #include "pbd/i18n.h"
  34
  35 using namespace std;
  36 using namespace PBD;
  37 using namespace ARDOUR;
  38 using namespace ArdourSurface;
  39
  40 OSCGlobalObserver::OSCGlobalObserver (OSC& o, Session& s, ArdourSurface::OSC::OSCSurface* su)
  41         : _osc (o)
  42         ,sur (su)
  43         ,_init (true)
  44         ,_last_master_gain (0.0)
  45         ,_last_master_trim (0.0)
  46         ,_last_monitor_gain (0.0)
  47         ,last_punchin (4)
  48         ,last_punchout (4)
  49         ,last_click (4)
  50 {
  51         addr = lo_address_new_from_url  (sur->remote_url.c_str());
  52         session = &s;
  53         gainmode = sur->gainmode;
  54         feedback = sur->feedback;
  55         _last_sample = -1;
  56         if (feedback[4]) {
  57
  58                 // connect to all the things we want to send feed back from
  59
  60                 /*
  61                 *       Master (todo)
  62                 *               Pan width
  63                 */
  64
  65                 // Master channel first
  66                 _osc.text_message (X_("/master/name"), "Master", addr);
  67                 boost::shared_ptr<Stripable> strip = session->master_out();
  68
  69                 boost::shared_ptr<Controllable> mute_controllable = boost::dynamic_pointer_cast<Controllable>(strip->mute_control());
  70                 mute_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCGlobalObserver::send_change_message, this, X_("/master/mute"), strip->mute_control()), OSC::instance());
  71                 send_change_message ("/master/mute", strip->mute_control());
  72
  73                 boost::shared_ptr<Controllable> trim_controllable = boost::dynamic_pointer_cast<Controllable>(strip->trim_control());
  74                 trim_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCGlobalObserver::send_trim_message, this, X_("/master/trimdB"), strip->trim_control()), OSC::instance());
  75                 send_trim_message ("/master/trimdB", strip->trim_control());
  76
  77                 boost::shared_ptr<Controllable> pan_controllable = boost::dynamic_pointer_cast<Controllable>(strip->pan_azimuth_control());
  78                 if (pan_controllable) {
  79                         pan_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCGlobalObserver::send_change_message, this, X_("/master/pan_stereo_position"), strip->pan_azimuth_control()), OSC::instance());
  80                         send_change_message ("/master/pan_stereo_position", strip->pan_azimuth_control());
  81                 }
  82
  83                 boost::shared_ptr<Controllable> gain_controllable = boost::dynamic_pointer_cast<Controllable>(strip->gain_control());
  84                 gain_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCGlobalObserver::send_gain_message, this, X_("/master/"), strip->gain_control()), OSC::instance());
  85                 send_gain_message ("/master/", strip->gain_control());
  86
  87                 // monitor stuff next
  88                 strip = session->monitor_out();
  89                 if (strip) {
  90                         _osc.text_message (X_("/monitor/name"), "Monitor", addr);
  91
  92                         boost::shared_ptr<Controllable> mon_mute_cont = strip->monitor_control()->cut_control();
  93                         mon_mute_cont->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCGlobalObserver::send_change_message, this, X_("/monitor/mute"), mon_mute_cont), OSC::instance());
  94                         send_change_message ("/monitor/mute", mon_mute_cont);
  95
  96                         boost::shared_ptr<Controllable> mon_dim_cont = strip->monitor_control()->dim_control();
  97                         mon_dim_cont->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCGlobalObserver::send_change_message, this, X_("/monitor/dim"), mon_dim_cont), OSC::instance());
  98                         send_change_message ("/monitor/dim", mon_dim_cont);
  99
 100                         boost::shared_ptr<Controllable> mon_mono_cont = strip->monitor_control()->mono_control();
 101                         mon_mono_cont->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCGlobalObserver::send_change_message, this, X_("/monitor/mono"), mon_mono_cont), OSC::instance());
 102                         send_change_message ("/monitor/mono", mon_mono_cont);
 103
 104                         gain_controllable = boost::dynamic_pointer_cast<Controllable>(strip->gain_control());
 105                                 gain_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCGlobalObserver::send_gain_message, this, X_("/monitor/"), strip->gain_control()), OSC::instance());
 106                                 send_gain_message ("/monitor/", strip->gain_control());
 107                 }
 108
 109                 //Transport feedback
 110                 session->TransportStateChange.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&OSCGlobalObserver::send_transport_state_changed, this), OSC::instance());
 111                 send_transport_state_changed ();
 112                 session->TransportLooped.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&OSCGlobalObserver::send_transport_state_changed, this), OSC::instance());
 113                 session->RecordStateChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&OSCGlobalObserver::send_record_state_changed, this), OSC::instance());
 114                 send_record_state_changed ();
 115
 116                 // session feedback
 117                 session->StateSaved.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&OSCGlobalObserver::session_name, this, X_("/session_name"), _1), OSC::instance());
 118                 session_name (X_("/session_name"), session->snap_name());
 119                 session->SoloActive.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&OSCGlobalObserver::solo_active, this, _1), OSC::instance());
 120                 solo_active (session->soloing() || session->listening());
 121
 122                 boost::shared_ptr<Controllable> click_controllable = boost::dynamic_pointer_cast<Controllable>(session->click_gain()->gain_control());
 123                 click_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCGlobalObserver::send_change_message, this, X_("/click/level"), click_controllable), OSC::instance());
 124                 send_change_message ("/click/level", click_controllable);
 125
 126                 extra_check ();
 127
 128                 /*
 129                 *       Maybe (many) more
 130                 */
 131         }
 132         _init = false;
 133 }
 134
 135 OSCGlobalObserver::~OSCGlobalObserver ()
 136 {
 137         _init = true;
 138
 139         // need to add general zero everything messages
 140         strip_connections.drop_connections ();
 141         session_connections.drop_connections ();
 142
 143         lo_address_free (addr);
 144 }
 145
 146 void
 147 OSCGlobalObserver::clear_observer ()
 148 {
 149         strip_connections.drop_connections ();
 150         session_connections.drop_connections ();
 151         _osc.text_message (X_("/master/name"), " ", addr);
 152         _osc.text_message (X_("/monitor/name"), " ", addr);
 153         _osc.text_message (X_("/session_name"), " ", addr);
 154         if (feedback[6]) { // timecode enabled
 155                 _osc.text_message (X_("/position/smpte"), " ", addr);
 156         }
 157         if (feedback[5]) { // Bar beat enabled
 158                 _osc.text_message (X_("/position/bbt"), " ", addr);
 159         }
 160         if (feedback[11]) { // minutes/seconds enabled
 161                 _osc.text_message (X_("/position/time"), " ", addr);
 162         }
 163         if (feedback[10]) { // samples
 164                 _osc.text_message (X_("/position/samples"), " ", addr);
 165         }
 166         if (feedback[3]) { //heart beat enabled
 167                 _osc.float_message (X_("/heartbeat"), 0.0, addr);
 168         }
 169         if (feedback[7] || feedback[8]) { // meters enabled
 170                 float meter = 0;
 171                 if (feedback[7] && !gainmode) {
 172                         meter = -193;
 173                 }
 174                 _osc.float_message (X_("/master/meter"), meter, addr);
 175         }
 176         if (feedback[9]) {
 177                 _osc.float_message (X_("/master/signal"), 0, addr);
 178         }
 179         _osc.float_message ("/master/fader", 0, addr);
 180         _osc.float_message ("/monitor/fader", 0, addr);
 181         _osc.float_message ("/master/gain", -193, addr);
 182         _osc.float_message ("/monitor/gain", -193, addr);
 183         _osc.float_message (X_("/master/trimdB"), 0, addr);
 184         _osc.float_message ("/master/mute", 0, addr);
 185         _osc.float_message ("/master/pan_stereo_position", 0.5, addr);
 186         _osc.float_message ("/monitor/mute", 0, addr);
 187         _osc.float_message ("/monitor/dim", 0, addr);
 188         _osc.float_message ("/monitor/mono", 0, addr);
 189         _osc.float_message (X_("/loop_toggle"), 0, addr);
 190         _osc.float_message (X_("/transport_play"), 0, addr);
 191         _osc.float_message (X_("/transport_stop"), 0, addr);
 192         _osc.float_message (X_("/toggle_roll"), 0, addr);
 193         _osc.float_message (X_("/rewind"), 0, addr);
 194         _osc.float_message (X_("/ffwd"), 0, addr);
 195         _osc.float_message (X_("/record_tally"), 0, addr);
 196         _osc.float_message (X_("/rec_enable_toggle"), 0, addr);
 197         _osc.float_message (X_("/cancel_all_solos"), 0, addr);
 198         _osc.float_message (X_("/toggle_punch_out"), 0, addr);
 199         _osc.float_message (X_("/toggle_punch_in"), 0, addr);
 200         _osc.float_message (X_("/toggle_click"), 0, addr);
 201         _osc.float_message (X_("/click/level"), 0, addr);
 202
 203
 204 }
 205
 206 void
 207 OSCGlobalObserver::tick ()
 208 {
 209         if (_init) {
 210                 return;
 211         }
 212         samplepos_t now_sample = session->transport_sample();
 213         if (now_sample != _last_sample) {
 214                 if (feedback[6]) { // timecode enabled
 215                         Timecode::Time timecode;
 216                         session->timecode_time (now_sample, timecode);
 217
 218                         // Timecode mode: Hours/Minutes/Seconds/Samples
 219                         ostringstream os;
 220                         os << setw(2) << setfill('0') << timecode.hours;
 221                         os << ':';
 222                         os << setw(2) << setfill('0') << timecode.minutes;
 223                         os << ':';
 224                         os << setw(2) << setfill('0') << timecode.seconds;
 225                         os << ':';
 226                         os << setw(2) << setfill('0') << timecode.frames;
 227
 228                         _osc.text_message ("/position/smpte", os.str(), addr);
 229                 }
 230                 if (feedback[5]) { // Bar beat enabled
 231                         Timecode::BBT_Time bbt_time;
 232
 233                         session->bbt_time (now_sample, bbt_time);
 234
 235                         // semantics:  BBB/bb/tttt
 236                         ostringstream os;
 237
 238                         os << setw(3) << setfill('0') << bbt_time.bars;
 239                         os << '|';
 240                         os << setw(2) << setfill('0') << bbt_time.beats;
 241                         os << '|';
 242                         os << setw(4) << setfill('0') << bbt_time.ticks;
 243
 244                         _osc.text_message ("/position/bbt", os.str(), addr);
 245                 }
 246                 if (feedback[11]) { // minutes/seconds enabled
 247                         samplepos_t left = now_sample;
 248                         int hrs = (int) floor (left / (session->sample_rate() * 60.0f * 60.0f));
 249                         left -= (samplecnt_t) floor (hrs * session->sample_rate() * 60.0f * 60.0f);
 250                         int mins = (int) floor (left / (session->sample_rate() * 60.0f));
 251                         left -= (samplecnt_t) floor (mins * session->sample_rate() * 60.0f);
 252                         int secs = (int) floor (left / (float) session->sample_rate());
 253                         left -= (samplecnt_t) floor ((double)(secs * session->sample_rate()));
 254                         int millisecs = floor (left * 1000.0 / (float) session->sample_rate());
 255
 256                         // Min/sec mode: Hours/Minutes/Seconds/msec
 257                         ostringstream os;
 258                         os << setw(2) << setfill('0') << hrs;
 259                         os << ':';
 260                         os << setw(2) << setfill('0') << mins;
 261                         os << ':';
 262                         os << setw(2) << setfill('0') << secs;
 263                         os << '.';
 264                         os << setw(3) << setfill('0') << millisecs;
 265
 266                         _osc.text_message ("/position/time", os.str(), addr);
 267                 }
 268                 if (feedback[10]) { // samples
 269                         ostringstream os;
 270                         os << now_sample;
 271                         _osc.text_message ("/position/samples", os.str(), addr);
 272                 }
 273                 _last_sample = now_sample;
 274         }
 275         if (feedback[3]) { //heart beat enabled
 276                 if (_heartbeat == 10) {
 277                         _osc.float_message (X_("/heartbeat"), 1.0, addr);
 278                 }
 279                 if (!_heartbeat) {
 280                         _osc.float_message (X_("/heartbeat"), 0.0, addr);
 281                 }
 282                 _heartbeat++;
 283                 if (_heartbeat > 20) _heartbeat = 0;
 284         }
 285         if (feedback[7] || feedback[8] || feedback[9]) { // meters enabled
 286                 // the only meter here is master
 287                 float now_meter = session->master_out()->peak_meter()->meter_level(0, MeterMCP);
 288                 if (now_meter < -94) now_meter = -193;
 289                 if (_last_meter != now_meter) {
 290                         if (feedback[7] || feedback[8]) {
 291                                 if (gainmode && feedback[7]) {
 292                                         // change from db to 0-1
 293                                         _osc.float_message (X_("/master/meter"), ((now_meter + 94) / 100), addr);
 294                                 } else if ((!gainmode) && feedback[7]) {
 295                                         _osc.float_message (X_("/master/meter"), now_meter, addr);
 296                                 } else if (feedback[8]) {
 297                                         uint32_t ledlvl = (uint32_t)(((now_meter + 54) / 3.75)-1);
 298                                         uint32_t ledbits = ~(0xfff<<ledlvl);
 299                                         _osc.float_message (X_("/master/meter"), ledbits, addr);
 300                                 }
 301                         }
 302                         if (feedback[9]) {
 303                                 float signal;
 304                                 if (now_meter < -40) {
 305                                         signal = 0;
 306                                 } else {
 307                                         signal = 1;
 308                                 }
 309                                 _osc.float_message (X_("/master/signal"), signal, addr);
 310                         }
 311                 }
 312                 _last_meter = now_meter;
 313
 314         }
 315         if (feedback[4]) {
 316                 if (master_timeout) {
 317                         if (master_timeout == 1) {
 318                                 _osc.text_message (X_("/master/name"), "Master", addr);
 319                         }
 320                         master_timeout--;
 321                 }
 322                 if (monitor_timeout) {
 323                         if (monitor_timeout == 1) {
 324                                 _osc.text_message (X_("/monitor/name"), "Monitor", addr);
 325                         }
 326                         monitor_timeout--;
 327                 }
 328                 extra_check ();
 329         }
 330 }
 331
 332 void
 333 OSCGlobalObserver::send_change_message (string path, boost::shared_ptr<Controllable> controllable)
 334 {
 335         float val = controllable->get_value();
 336         _osc.float_message (path, (float) controllable->internal_to_interface (val), addr);
 337 }
 338
 339 void
 340 OSCGlobalObserver::session_name (string path, string name)
 341 {
 342         _osc.text_message (path, name, addr);
 343 }
 344
 345 void
 346 OSCGlobalObserver::send_gain_message (string path, boost::shared_ptr<Controllable> controllable)
 347 {
 348         bool ismaster = false;
 349         if (path.find("master") != std::string::npos) {
 350                 ismaster = true;
 351                 if (_last_master_gain != controllable->get_value()) {
 352                         _last_master_gain = controllable->get_value();
 353                 } else {
 354                         return;
 355                 }
 356         } else {
 357                 if (_last_monitor_gain != controllable->get_value()) {
 358                         _last_monitor_gain = controllable->get_value();
 359                 } else {
 360                         return;
 361                 }
 362         }
 363         if (gainmode) {
 364                 _osc.float_message (string_compose ("%1fader", path), controllable->internal_to_interface (controllable->get_value()), addr);
 365                 _osc.text_message (string_compose ("%1name", path), string_compose ("%1%2%3", std::fixed, std::setprecision(2), accurate_coefficient_to_dB (controllable->get_value())), addr);
 366                 if (ismaster) {
 367                         master_timeout = 8;
 368                 } else {
 369                         monitor_timeout = 8;
 370                 }
 371
 372         } else {
 373                 if (controllable->get_value() < 1e-15) {
 374                         _osc.float_message (string_compose ("%1gain",path), -200, addr);
 375                 } else {
 376                         _osc.float_message (string_compose ("%1gain",path), accurate_coefficient_to_dB (controllable->get_value()), addr);
 377                 }
 378         }
 379 }
 380
 381 void
 382 OSCGlobalObserver::send_trim_message (string path, boost::shared_ptr<Controllable> controllable)
 383 {
 384         if (_last_master_trim != controllable->get_value()) {
 385                 _last_master_trim = controllable->get_value();
 386         } else {
 387                 return;
 388         }
 389         _osc.float_message (X_("/master/trimdB"), (float) accurate_coefficient_to_dB (controllable->get_value()), addr);
 390 }
 391
 392
 393 void
 394 OSCGlobalObserver::send_transport_state_changed()
 395 {
 396         _osc.float_message (X_("/loop_toggle"), session->get_play_loop(), addr);
 397         _osc.float_message (X_("/transport_play"), session->transport_speed() == 1.0, addr);
 398         _osc.float_message (X_("/toggle_roll"), session->transport_speed() == 1.0, addr);
 399         _osc.float_message (X_("/transport_stop"), session->transport_stopped(), addr);
 400         _osc.float_message (X_("/rewind"), session->transport_speed() < 0.0, addr);
 401         _osc.float_message (X_("/ffwd"), (session->transport_speed() != 1.0 && session->transport_speed() > 0.0), addr);
 402 }
 403
 404 void
 405 OSCGlobalObserver::send_record_state_changed ()
 406 {
 407         _osc.float_message (X_("/rec_enable_toggle"), (int)session->get_record_enabled (), addr);
 408
 409         if (session->have_rec_enabled_track ()) {
 410                 _osc.float_message (X_("/record_tally"), 1, addr);
 411         } else {
 412                 _osc.float_message (X_("/record_tally"), 0, addr);
 413         }
 414 }
 415
 416 void
 417 OSCGlobalObserver::solo_active (bool active)
 418 {
 419         _osc.float_message (X_("/cancel_all_solos"), (float) active, addr);
 420 }
 421
 422 void
 423 OSCGlobalObserver::extra_check ()
 424 {
 425         if (last_punchin != session->config.get_punch_in()) {
 426                 last_punchin = session->config.get_punch_in();
 427                 _osc.float_message (X_("/toggle_punch_in"), last_punchin, addr);
 428         }
 429         if (last_punchout != session->config.get_punch_out()) {
 430                 last_punchout = session->config.get_punch_out();
 431                 _osc.float_message (X_("/toggle_punch_out"), last_punchout, addr);
 432         }
 433         if (last_click != Config->get_clicking()) {
 434                 last_click = Config->get_clicking();
 435                 _osc.float_message (X_("/toggle_click"), last_click, addr);
 436         }
 437 }
 438