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, 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                 _strip->presentation_info().PropertyChanged.connect (strip_connections, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_select_status, this, _1), OSC::instance());
  73                 send_select_status (ARDOUR::Properties::selected);
  74         }
  75
  76         if (feedback[1]) { // level controls
  77                 if (gainmode) {
  78                         _strip->gain_control()->Changed.connect (strip_connections, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_gain_message, this, X_("/strip/fader"), _strip->gain_control()), OSC::instance());
  79                         send_gain_message ("/strip/fader", _strip->gain_control());
  80                 } else {
  81                         _strip->gain_control()->Changed.connect (strip_connections, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_gain_message, this, X_("/strip/gain"), _strip->gain_control()), OSC::instance());
  82                         send_gain_message ("/strip/gain", _strip->gain_control());
  83                 }
  84
  85                 boost::shared_ptr<Controllable> trim_controllable = boost::dynamic_pointer_cast<Controllable>(_strip->trim_control());
  86                 if (trim_controllable) {
  87                         trim_controllable->Changed.connect (strip_connections, MISSING_INVALIDATOR, bind (&OSCRouteObserver::send_trim_message, this, X_("/strip/trimdB"), _strip->trim_control()), OSC::instance());
  88                         send_trim_message ("/strip/trimdB", _strip->trim_control());
  89                 }
  90
  91                 boost::shared_ptr<Controllable> pan_controllable = boost::dynamic_pointer_cast<Controllable>(_strip->pan_azimuth_control());
  92                 if (pan_controllable) {
  93                         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());
  94                         send_change_message ("/strip/pan_stereo_position", _strip->pan_azimuth_control());
  95                 }
  96         }
  97         tick();
  98 }
  99
 100 OSCRouteObserver::~OSCRouteObserver ()
 101 {
 102
 103         strip_connections.drop_connections ();
 104         // all strip buttons should be off and faders 0 and etc.
 105         clear_strip ("/strip/expand", 0);
 106         if (feedback[0]) { // buttons are separate feedback
 107                 text_with_id ("/strip/name", ssid, " ");
 108                 clear_strip ("/strip/mute", 0);
 109                 clear_strip ("/strip/solo", 0);
 110                 clear_strip ("/strip/recenable", 0);
 111                 clear_strip ("/strip/record_safe", 0);
 112                 clear_strip ("/strip/monitor_input", 0);
 113                 clear_strip ("/strip/monitor_disk", 0);
 114                 clear_strip ("/strip/gui_select", 0);
 115                 clear_strip ("/strip/select", 0);
 116         }
 117         if (feedback[1]) { // level controls
 118                 if (gainmode) {
 119                         clear_strip ("/strip/fader", 0);
 120                 } else {
 121                         clear_strip ("/strip/gain", -193);
 122                 }
 123                 clear_strip ("/strip/trimdB", 0);
 124                 clear_strip ("/strip/pan_stereo_position", 0.5);
 125         }
 126         if (feedback[9]) {
 127                 clear_strip ("/strip/signal", 0);
 128         }
 129         if (feedback[7]) {
 130                 if (gainmode) {
 131                         clear_strip ("/strip/meter", 0);
 132                 } else {
 133                         clear_strip ("/strip/meter", -193);
 134                 }
 135         }else if (feedback[8]) {
 136                 clear_strip ("/strip/meter", 0);
 137         }
 138
 139         lo_address_free (addr);
 140 }
 141
 142 void
 143 OSCRouteObserver::tick ()
 144 {
 145         if (feedback[7] || feedback[8] || feedback[9]) { // meters enabled
 146                 // the only meter here is master
 147                 float now_meter;
 148                 if (_strip->peak_meter()) {
 149                         now_meter = _strip->peak_meter()->meter_level(0, MeterMCP);
 150                 } else {
 151                         now_meter = -193;
 152                 }
 153                 if (now_meter < -120) now_meter = -193;
 154                 if (_last_meter != now_meter) {
 155                         if (feedback[7] || feedback[8]) {
 156                                 string path = "/strip/meter";
 157                                 lo_message msg = lo_message_new ();
 158                                 if (feedback[2]) {
 159                                         path = set_path (path);
 160                                 } else {
 161                                         lo_message_add_int32 (msg, ssid);
 162                                 }
 163                                 if (gainmode && feedback[7]) {
 164                                         lo_message_add_float (msg, ((now_meter + 94) / 100));
 165                                         lo_send_message (addr, path.c_str(), msg);
 166                                 } else if ((!gainmode) && feedback[7]) {
 167                                         lo_message_add_float (msg, now_meter);
 168                                         lo_send_message (addr, path.c_str(), msg);
 169                                 } else if (feedback[8]) {
 170                                         uint32_t ledlvl = (uint32_t)(((now_meter + 54) / 3.75)-1);
 171                                         uint16_t ledbits = ~(0xfff<<ledlvl);
 172                                         lo_message_add_int32 (msg, ledbits);
 173                                         lo_send_message (addr, path.c_str(), msg);
 174                                 }
 175                                 lo_message_free (msg);
 176                         }
 177                         if (feedback[9]) {
 178                                 string path = "/strip/signal";
 179                                 lo_message msg = lo_message_new ();
 180                                 if (feedback[2]) {
 181                                         path = set_path (path);
 182                                 } else {
 183                                         lo_message_add_int32 (msg, ssid);
 184                                 }
 185                                 float signal;
 186                                 if (now_meter < -40) {
 187                                         signal = 0;
 188                                 } else {
 189                                         signal = 1;
 190                                 }
 191                                 lo_message_add_float (msg, signal);
 192                                 lo_send_message (addr, path.c_str(), msg);
 193                                 lo_message_free (msg);
 194                         }
 195                 }
 196                 _last_meter = now_meter;
 197
 198         }
 199         if (feedback[1]) {
 200                 if (gain_timeout) {
 201                         if (gain_timeout == 1) {
 202                                 text_with_id ("/strip/name", ssid, _strip->name());
 203                         }
 204                         gain_timeout--;
 205                 }
 206                 if (trim_timeout) {
 207                         if (trim_timeout == 1) {
 208                                 text_with_id ("/strip/name", ssid, _strip->name());
 209                         }
 210                         trim_timeout--;
 211                 }
 212         }
 213
 214 }
 215
 216 void
 217 OSCRouteObserver::name_changed (const PBD::PropertyChange& what_changed)
 218 {
 219         if (!what_changed.contains (ARDOUR::Properties::name)) {
 220             return;
 221         }
 222
 223         if (!_strip) {
 224                 return;
 225         }
 226         text_with_id ("/strip/name", ssid, _strip->name());
 227 }
 228
 229 void
 230 OSCRouteObserver::send_change_message (string path, boost::shared_ptr<Controllable> controllable)
 231 {
 232         lo_message msg = lo_message_new ();
 233
 234         if (feedback[2]) {
 235                 path = set_path (path);
 236         } else {
 237                 lo_message_add_int32 (msg, ssid);
 238         }
 239         float val = controllable->get_value();
 240         lo_message_add_float (msg, (float) controllable->internal_to_interface (val));
 241
 242         lo_send_message (addr, path.c_str(), msg);
 243         lo_message_free (msg);
 244 }
 245
 246 void
 247 OSCRouteObserver::text_with_id (string path, uint32_t id, string name)
 248 {
 249         lo_message msg = lo_message_new ();
 250         if (feedback[2]) {
 251                 path = set_path (path);
 252         } else {
 253                 lo_message_add_int32 (msg, id);
 254         }
 255
 256         lo_message_add_string (msg, name.c_str());
 257
 258         lo_send_message (addr, path.c_str(), msg);
 259         lo_message_free (msg);
 260 }
 261
 262 void
 263 OSCRouteObserver::send_monitor_status (boost::shared_ptr<Controllable> controllable)
 264 {
 265         int disk, input;
 266         float val = controllable->get_value();
 267         switch ((int) val) {
 268                 case 1:
 269                         disk = 0;
 270                         input = 1;
 271                         break;
 272                 case 2:
 273                         disk = 1;
 274                         input = 0;
 275                         break;
 276                 default:
 277                         disk = 0;
 278                         input = 0;
 279         }
 280
 281         lo_message msg = lo_message_new ();
 282         string path = "/strip/monitor_input";
 283         if (feedback[2]) {
 284                 path = set_path (path);
 285         } else {
 286                 lo_message_add_int32 (msg, ssid);
 287         }
 288         lo_message_add_int32 (msg, (float) input);
 289         lo_send_message (addr, path.c_str(), msg);
 290         lo_message_free (msg);
 291
 292         msg = lo_message_new ();
 293         path = "/strip/monitor_disk";
 294         if (feedback[2]) {
 295                 path = set_path (path);
 296         } else {
 297                 lo_message_add_int32 (msg, ssid);
 298         }
 299         lo_message_add_int32 (msg, (float) disk);
 300         lo_send_message (addr, path.c_str(), msg);
 301         lo_message_free (msg);
 302
 303 }
 304
 305 void
 306 OSCRouteObserver::send_trim_message (string path, boost::shared_ptr<Controllable> controllable)
 307 {
 308         if (gainmode) {
 309                 text_with_id ("/strip/name", ssid, string_compose ("%1%2%3", std::fixed, std::setprecision(2), accurate_coefficient_to_dB (controllable->get_value())));
 310                 trim_timeout = 8;
 311         }
 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         lo_message_add_float (msg, (float) accurate_coefficient_to_dB (controllable->get_value()));
 322
 323         lo_send_message (addr, path.c_str(), msg);
 324         lo_message_free (msg);
 325 }
 326
 327 void
 328 OSCRouteObserver::send_gain_message (string path, boost::shared_ptr<Controllable> controllable)
 329 {
 330         lo_message msg = lo_message_new ();
 331
 332         if (feedback[2]) {
 333                 path = set_path (path);
 334         } else {
 335                 lo_message_add_int32 (msg, ssid);
 336         }
 337
 338         if (gainmode) {
 339                 lo_message_add_float (msg, gain_to_slider_position (controllable->get_value()));
 340                 text_with_id ("/strip/name", ssid, string_compose ("%1%2%3", std::fixed, std::setprecision(2), accurate_coefficient_to_dB (controllable->get_value())));
 341                 gain_timeout = 8;
 342         } else {
 343                 if (controllable->get_value() < 1e-15) {
 344                         lo_message_add_float (msg, -200);
 345                 } else {
 346                         lo_message_add_float (msg, accurate_coefficient_to_dB (controllable->get_value()));
 347                 }
 348         }
 349
 350         lo_send_message (addr, path.c_str(), msg);
 351         lo_message_free (msg);
 352 }
 353
 354 string
 355 OSCRouteObserver::set_path (string path)
 356 {
 357         if (feedback[2]) {
 358                 path = string_compose ("%1/%2", path, ssid);
 359         }
 360         return path;
 361 }
 362
 363 void
 364 OSCRouteObserver::clear_strip (string path, float val)
 365 {
 366         lo_message msg = lo_message_new ();
 367         if (feedback[2]) {
 368                 path = set_path (path);
 369         } else {
 370                 lo_message_add_int32 (msg, ssid);
 371         }
 372         lo_message_add_float (msg, val);
 373
 374         lo_send_message (addr, path.c_str(), msg);
 375         lo_message_free (msg);
 376
 377 }
 378
 379 void
 380 OSCRouteObserver::send_select_status (const PropertyChange& what)
 381 {
 382         if (what == PropertyChange(ARDOUR::Properties::selected)) {
 383                 if (_strip) {
 384                         string path = "/strip/select";
 385
 386                         lo_message msg = lo_message_new ();
 387                         if (feedback[2]) {
 388                                 path = set_path (path);
 389                         } else {
 390                                 lo_message_add_int32 (msg, ssid);
 391                         }
 392                         lo_message_add_float (msg, _strip->is_selected());
 393                         lo_send_message (addr, path.c_str(), msg);
 394                         lo_message_free (msg);
 395                 }
 396         }
 397 }