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 "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, uint32_t gm, std::bitset<32> fb)
  39         : _strip (s)
  40         ,ssid (ss)
  41         ,gainmode (gm)
  42         ,feedback (fb)
  43 {
  44         addr = lo_address_new (lo_address_get_hostname(a) , lo_address_get_port(a));
  45
  46         if (feedback[0]) { // buttons are separate feedback
  47                 _strip->PropertyChanged.connect (strip_connections, MISSING_INVALIDATOR, boost::bind (&OSCRouteObserver::name_changed, this, boost::lambda::_1), OSC::instance());
  48                 name_changed (ARDOUR::Properties::name);
  49
  50                 _strip->mute_control()->Changed.connect (strip_connections, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_change_message, this, X_("/strip/mute"), _strip->mute_control()), OSC::instance());
  51                 send_change_message ("/strip/mute", _strip->mute_control());
  52
  53                 _strip->solo_control()->Changed.connect (strip_connections, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_change_message, this, X_("/strip/solo"), _strip->solo_control()), OSC::instance());
  54                 send_change_message ("/strip/solo", _strip->solo_control());
  55
  56                 boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (_strip);
  57                 if (track) {
  58                 track->monitoring_control()->Changed.connect (strip_connections, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_monitor_status, this, track->monitoring_control()), OSC::instance());
  59                 send_monitor_status (track->monitoring_control());
  60                 }
  61
  62                 boost::shared_ptr<AutomationControl> rec_controllable = _strip->rec_enable_control ();
  63                 if (rec_controllable) {
  64                         rec_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_change_message, this, X_("/strip/recenable"), _strip->rec_enable_control()), OSC::instance());
  65                         send_change_message ("/strip/recenable", _strip->rec_enable_control());
  66                 }
  67                 boost::shared_ptr<AutomationControl> recsafe_controllable = _strip->rec_safe_control ();
  68                 if (rec_controllable) {
  69                         recsafe_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_change_message, this, X_("/strip/record_safe"), _strip->rec_safe_control()), OSC::instance());
  70                         send_change_message ("/strip/record_safe", _strip->rec_safe_control());
  71                 }
  72                 send_select_status ();
  73         }
  74
  75         if (feedback[1]) { // level controls
  76                 if (gainmode) {
  77                         _strip->gain_control()->Changed.connect (strip_connections, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_gain_message, this, X_("/strip/fader"), _strip->gain_control()), OSC::instance());
  78                         send_gain_message ("/strip/fader", _strip->gain_control());
  79                 } else {
  80                         _strip->gain_control()->Changed.connect (strip_connections, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_gain_message, this, X_("/strip/gain"), _strip->gain_control()), OSC::instance());
  81                         send_gain_message ("/strip/gain", _strip->gain_control());
  82                 }
  83
  84                 boost::shared_ptr<Controllable> trim_controllable = boost::dynamic_pointer_cast<Controllable>(_strip->trim_control());
  85                 if (trim_controllable) {
  86                         trim_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_trim_message, this, X_("/strip/trimdB"), _strip->trim_control()), OSC::instance());
  87                         send_trim_message ("/strip/trimdB", _strip->trim_control());
  88                 }
  89
  90                 boost::shared_ptr<Controllable> pan_controllable = boost::dynamic_pointer_cast<Controllable>(_strip->pan_azimuth_control());
  91                 if (pan_controllable) {
  92                         pan_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_change_message, this, X_("/strip/pan_stereo_position"), _strip->pan_azimuth_control()), OSC::instance());
  93                         send_change_message ("/strip/pan_stereo_position", _strip->pan_azimuth_control());
  94                 }
  95         }
  96         tick();
  97 }
  98
  99 OSCRouteObserver::~OSCRouteObserver ()
 100 {
 101
 102         strip_connections.drop_connections ();
 103         // all strip buttons should be off and faders 0 and etc.
 104         if (feedback[0]) { // buttons are separate feedback
 105                 lo_message msg = lo_message_new ();
 106                 // name is a string do it first
 107                 string path = "/strip/name";
 108                 if (feedback[2]) {
 109                         path = set_path (path);
 110                 } else {
 111                         lo_message_add_int32 (msg, ssid);
 112                 }
 113                 lo_message_add_string (msg, " ");
 114
 115                 lo_send_message (addr, path.c_str(), msg);
 116                 lo_message_free (msg);
 117                 clear_strip ("/strip/mute", 0);
 118                 clear_strip ("/strip/solo", 0);
 119                 clear_strip ("/strip/recenable", 0);
 120                 clear_strip ("/strip/record_safe", 0);
 121                 clear_strip ("/strip/monitor_input", 0);
 122                 clear_strip ("/strip/monitor_disk", 0);
 123                 clear_strip ("/strip/gui_select", 0);
 124                 clear_strip ("/strip/select", 0);
 125         }
 126         if (feedback[1]) { // level controls
 127                 if (gainmode) {
 128                         clear_strip ("/strip/fader", 0);
 129                 } else {
 130                         clear_strip ("/strip/gain", -193);
 131                 }
 132                 clear_strip ("/strip/trimdB", 0);
 133                 clear_strip ("/strip/pan_stereo_position", 0.5);
 134         }
 135         if (feedback[9]) {
 136                 clear_strip ("/strip/signal", 0);
 137         }
 138         if (feedback[7]) {
 139                 if (gainmode) {
 140                         clear_strip ("/strip/meter", 0);
 141                 } else {
 142                         clear_strip ("/strip/meter", -193);
 143                 }
 144         }else if (feedback[8]) {
 145                 clear_strip ("/strip/meter", 0);
 146         }
 147
 148         lo_address_free (addr);
 149 }
 150
 151 void
 152 OSCRouteObserver::tick ()
 153 {
 154         if (feedback[7] || feedback[8] || feedback[9]) { // meters enabled
 155                 // the only meter here is master
 156                 float now_meter = _strip->peak_meter()->meter_level(0, MeterMCP);
 157                 if (now_meter < -193) now_meter = -193;
 158                 if (_last_meter != now_meter) {
 159                         if (feedback[7] || feedback[8]) {
 160                                 string path = "/strip/meter";
 161                                 lo_message msg = lo_message_new ();
 162                                 if (feedback[2]) {
 163                                         path = set_path (path);
 164                                 } else {
 165                                         lo_message_add_int32 (msg, ssid);
 166                                 }
 167                                 if (gainmode && feedback[7]) {
 168                                         uint32_t lev1023 = (uint32_t)((now_meter + 54) * 17.05);
 169                                         lo_message_add_int32 (msg, lev1023);
 170                                         lo_send_message (addr, path.c_str(), msg);
 171                                 } else if ((!gainmode) && feedback[7]) {
 172                                         lo_message_add_float (msg, now_meter);
 173                                         lo_send_message (addr, path.c_str(), msg);
 174                                 } else if (feedback[8]) {
 175                                         uint32_t ledlvl = (uint32_t)(((now_meter + 54) / 3.75)-1);
 176                                         uint16_t ledbits = ~(0xfff<<ledlvl);
 177                                         lo_message_add_int32 (msg, ledbits);
 178                                         lo_send_message (addr, path.c_str(), msg);
 179                                 }
 180                                 lo_message_free (msg);
 181                         }
 182                         if (feedback[9]) {
 183                                 string path = "/strip/signal";
 184                                 lo_message msg = lo_message_new ();
 185                                 if (feedback[2]) {
 186                                         path = set_path (path);
 187                                 } else {
 188                                         lo_message_add_int32 (msg, ssid);
 189                                 }
 190                                 float signal;
 191                                 if (now_meter < -40) {
 192                                         signal = 0;
 193                                 } else {
 194                                         signal = 1;
 195                                 }
 196                                 lo_message_add_float (msg, signal);
 197                                 lo_send_message (addr, path.c_str(), msg);
 198                                 lo_message_free (msg);
 199                         }
 200                 }
 201                 _last_meter = now_meter;
 202
 203         }
 204
 205 }
 206
 207 void
 208 OSCRouteObserver::name_changed (const PBD::PropertyChange& what_changed)
 209 {
 210         if (!what_changed.contains (ARDOUR::Properties::name)) {
 211             return;
 212         }
 213
 214         if (!_strip) {
 215                 return;
 216         }
 217
 218         lo_message msg = lo_message_new ();
 219
 220         // ssid is the strip on the surface this observer refers to
 221         // not part of the internal ordering.
 222         string path = "/strip/name";
 223         if (feedback[2]) {
 224                 path = set_path (path);
 225         } else {
 226                 lo_message_add_int32 (msg, ssid);
 227         }
 228         lo_message_add_string (msg, _strip->name().c_str());
 229
 230         lo_send_message (addr, path.c_str(), msg);
 231         lo_message_free (msg);
 232 }
 233
 234 void
 235 OSCRouteObserver::send_change_message (string path, boost::shared_ptr<Controllable> controllable)
 236 {
 237         lo_message msg = lo_message_new ();
 238
 239         if (feedback[2]) {
 240                 path = set_path (path);
 241         } else {
 242                 lo_message_add_int32 (msg, ssid);
 243         }
 244         lo_message_add_float (msg, (float) controllable->get_value());
 245
 246         lo_send_message (addr, path.c_str(), msg);
 247         lo_message_free (msg);
 248 }
 249
 250 void
 251 OSCRouteObserver::send_monitor_status (boost::shared_ptr<Controllable> controllable)
 252 {
 253         int disk, input;
 254         float val = controllable->get_value();
 255         switch ((int) val) {
 256                 case 1:
 257                         disk = 0;
 258                         input = 1;
 259                         break;
 260                 case 2:
 261                         disk = 1;
 262                         input = 0;
 263                         break;
 264                 default:
 265                         disk = 0;
 266                         input = 0;
 267         }
 268
 269         lo_message msg = lo_message_new ();
 270         string path = "/strip/monitor_input";
 271         if (feedback[2]) {
 272                 path = set_path (path);
 273         } else {
 274                 lo_message_add_int32 (msg, ssid);
 275         }
 276         lo_message_add_int32 (msg, (float) input);
 277         lo_send_message (addr, path.c_str(), msg);
 278         lo_message_free (msg);
 279
 280         msg = lo_message_new ();
 281         path = "/strip/monitor_disk";
 282         if (feedback[2]) {
 283                 path = set_path (path);
 284         } else {
 285                 lo_message_add_int32 (msg, ssid);
 286         }
 287         lo_message_add_int32 (msg, (float) disk);
 288         lo_send_message (addr, path.c_str(), msg);
 289         lo_message_free (msg);
 290
 291 }
 292
 293 void
 294 OSCRouteObserver::send_trim_message (string path, boost::shared_ptr<Controllable> controllable)
 295 {
 296         lo_message msg = lo_message_new ();
 297
 298         if (feedback[2]) {
 299                 path = set_path (path);
 300         } else {
 301                 lo_message_add_int32 (msg, ssid);
 302         }
 303
 304         lo_message_add_float (msg, (float) accurate_coefficient_to_dB (controllable->get_value()));
 305
 306         lo_send_message (addr, path.c_str(), msg);
 307         lo_message_free (msg);
 308 }
 309
 310 void
 311 OSCRouteObserver::send_gain_message (string path, boost::shared_ptr<Controllable> controllable)
 312 {
 313         lo_message msg = lo_message_new ();
 314
 315         if (feedback[2]) {
 316                 path = set_path (path);
 317         } else {
 318                 lo_message_add_int32 (msg, ssid);
 319         }
 320
 321         if (gainmode) {
 322                 if (controllable->get_value() == 1) {
 323                         lo_message_add_int32 (msg, 800);
 324                 } else {
 325                         lo_message_add_int32 (msg, gain_to_slider_position (controllable->get_value()) * 1023);
 326                 }
 327         } else {
 328                 if (controllable->get_value() < 1e-15) {
 329                         lo_message_add_float (msg, -200);
 330                 } else {
 331                         lo_message_add_float (msg, accurate_coefficient_to_dB (controllable->get_value()));
 332                 }
 333         }
 334
 335         lo_send_message (addr, path.c_str(), msg);
 336         lo_message_free (msg);
 337 }
 338
 339 string
 340 OSCRouteObserver::set_path (string path)
 341 {
 342         if (feedback[2]) {
 343   ostringstream os;
 344   os << path << "/" << ssid;
 345   path = os.str();
 346         }
 347         return path;
 348 }
 349
 350 void
 351 OSCRouteObserver::clear_strip (string path, float val)
 352 {
 353         lo_message msg = lo_message_new ();
 354         if (feedback[2]) {
 355                 path = set_path (path);
 356         } else {
 357                 lo_message_add_int32 (msg, ssid);
 358         }
 359         lo_message_add_float (msg, val);
 360
 361         lo_send_message (addr, path.c_str(), msg);
 362         lo_message_free (msg);
 363
 364 }
 365
 366 void
 367 OSCRouteObserver::send_select_status ()
 368 {
 369         // waiting for _strip->is_selected to start working
 370         if (_strip) {
 371                 string path = "/strip/gui_select";
 372
 373                 lo_message msg = lo_message_new ();
 374                 if (feedback[2]) {
 375                         path = set_path (path);
 376                 } else {
 377                         lo_message_add_int32 (msg, ssid);
 378                 }
 379                 //std::cout << "strip: " << ssid << " strip name: " << _strip->name() << " select: " << _strip->is_selected() << "\n";
 380                 lo_message_add_float (msg, _strip->is_selected());
 381                 lo_send_message (addr, path.c_str(), msg);
 382                 lo_message_free (msg);
 383         }
 384 }