gtk2_ardour/io_selector.cc

   1 /*
   2     Copyright (C) 2002-2007 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 <gtkmm/messagedialog.h>
  21 #include <glibmm/objectbase.h>
  22
  23 #include <gtkmm2ext/doi.h>
  24
  25 #include "ardour/port_insert.h"
  26 #include "ardour/session.h"
  27 #include "ardour/io.h"
  28 #include "ardour/audioengine.h"
  29 #include "ardour/track.h"
  30 #include "ardour/audio_track.h"
  31 #include "ardour/midi_track.h"
  32 #include "ardour/mtdm.h"
  33 #include "ardour/data_type.h"
  34 #include "ardour/port.h"
  35 #include "ardour/bundle.h"
  36
  37 #include "io_selector.h"
  38 #include "utils.h"
  39 #include "gui_thread.h"
  40 #include "i18n.h"
  41
  42 using namespace ARDOUR;
  43 using namespace Gtk;
  44
  45 IOSelector::IOSelector (Gtk::Window* p, ARDOUR::Session* session, boost::shared_ptr<ARDOUR::IO> io)
  46         : PortMatrix (p, session, DataType::NIL)
  47         , _io (io)
  48 {
  49         /* signal flow from 0 to 1 */
  50
  51         _find_inputs_for_io_outputs = (_io->direction() == IO::Output);
  52
  53         if (_find_inputs_for_io_outputs) {
  54                 _other = 1;
  55                 _ours = 0;
  56         } else {
  57                 _other = 0;
  58                 _ours = 1;
  59         }
  60
  61         _port_group.reset (new PortGroup (io->name()));
  62         _ports[_ours].add_group (_port_group);
  63
  64         setup_all_ports ();
  65         init ();
  66 }
  67
  68 void
  69 IOSelector::setup_ports (int dim)
  70 {
  71         if (!_session) {
  72                 return;
  73         }
  74
  75         _ports[dim].suspend_signals ();
  76
  77         if (dim == _other) {
  78
  79                 _ports[_other].gather (_session, type(), _find_inputs_for_io_outputs, false);
  80
  81         } else {
  82
  83                 _port_group->clear ();
  84                 _port_group->add_bundle (_io->bundle (), _io);
  85         }
  86
  87         _ports[dim].resume_signals ();
  88 }
  89
  90 void
  91 IOSelector::set_state (ARDOUR::BundleChannel c[2], bool s)
  92 {
  93         ARDOUR::Bundle::PortList const & our_ports = c[_ours].bundle->channel_ports (c[_ours].channel);
  94         ARDOUR::Bundle::PortList const & other_ports = c[_other].bundle->channel_ports (c[_other].channel);
  95
  96         for (ARDOUR::Bundle::PortList::const_iterator i = our_ports.begin(); i != our_ports.end(); ++i) {
  97                 for (ARDOUR::Bundle::PortList::const_iterator j = other_ports.begin(); j != other_ports.end(); ++j) {
  98
  99                         Port* f = _session->engine().get_port_by_name (*i);
 100                         if (!f) {
 101                                 return;
 102                         }
 103
 104                         if (s) {
 105                                 _io->connect (f, *j, 0);
 106                         } else {
 107                                 _io->disconnect (f, *j, 0);
 108                         }
 109                 }
 110         }
 111 }
 112
 113 PortMatrixNode::State
 114 IOSelector::get_state (ARDOUR::BundleChannel c[2]) const
 115 {
 116         ARDOUR::Bundle::PortList const & our_ports = c[_ours].bundle->channel_ports (c[_ours].channel);
 117         ARDOUR::Bundle::PortList const & other_ports = c[_other].bundle->channel_ports (c[_other].channel);
 118
 119         if (our_ports.empty() || other_ports.empty()) {
 120                 /* we're looking at a bundle with no parts associated with this channel,
 121                    so nothing to connect */
 122                 return PortMatrixNode::NOT_ASSOCIATED;
 123         }
 124
 125         for (ARDOUR::Bundle::PortList::const_iterator i = our_ports.begin(); i != our_ports.end(); ++i) {
 126                 for (ARDOUR::Bundle::PortList::const_iterator j = other_ports.begin(); j != other_ports.end(); ++j) {
 127
 128                         Port* f = _session->engine().get_port_by_name (*i);
 129
 130                         /* since we are talking about an IO, our ports should all have an associated Port *,
 131                            so the above call should never fail */
 132                         assert (f);
 133
 134                         if (!f->connected_to (*j)) {
 135                                 /* if any one thing is not connected, all bets are off */
 136                                 return PortMatrixNode::NOT_ASSOCIATED;
 137                         }
 138                 }
 139         }
 140
 141         return PortMatrixNode::ASSOCIATED;
 142 }
 143
 144 uint32_t
 145 IOSelector::n_io_ports () const
 146 {
 147         if (!_find_inputs_for_io_outputs) {
 148                 return _io->n_ports().get (_io->default_type());
 149         } else {
 150                 return _io->n_ports().get (_io->default_type());
 151         }
 152 }
 153
 154 bool
 155 IOSelector::list_is_global (int dim) const
 156 {
 157         return (dim == _other);
 158 }
 159
 160 string
 161 IOSelector::disassociation_verb () const
 162 {
 163         return _("Disconnect");
 164 }
 165
 166 string
 167 IOSelector::channel_noun () const
 168 {
 169         return _("port");
 170 }
 171
 172 IOSelectorWindow::IOSelectorWindow (ARDOUR::Session* session, boost::shared_ptr<ARDOUR::IO> io, bool /*can_cancel*/)
 173         : _selector (this, session, io)
 174 {
 175         set_name ("IOSelectorWindow2");
 176         set_title (_("I/O selector"));
 177
 178         Gtk::Alignment* alignment = manage(new Gtk::Alignment(0.5, 0.5, 0.0, 0.0));
 179         alignment->add (_selector);
 180         add (*alignment);
 181
 182         set_position (Gtk::WIN_POS_MOUSE);
 183
 184         io_name_changed (this);
 185
 186         show_all ();
 187
 188         signal_delete_event().connect (sigc::mem_fun (*this, &IOSelectorWindow::wm_delete));
 189 }
 190
 191 bool
 192 IOSelectorWindow::wm_delete (GdkEventAny* /*event*/)
 193 {
 194         _selector.Finished (IOSelector::Accepted);
 195         hide ();
 196         return true;
 197 }
 198
 199
 200 void
 201 IOSelectorWindow::on_map ()
 202 {
 203         _selector.setup_all_ports ();
 204         Window::on_map ();
 205 }
 206
 207 void
 208 IOSelectorWindow::on_show ()
 209 {
 210         Gtk::Window::on_show ();
 211         pair<uint32_t, uint32_t> const pm_max = _selector.max_size ();
 212         resize_window_to_proportion_of_monitor (this, pm_max.first, pm_max.second);
 213 }
 214
 215 void
 216 IOSelectorWindow::io_name_changed (void* src)
 217 {
 218         ENSURE_GUI_THREAD (*this, &IOSelectorWindow::io_name_changed, src)
 219
 220         string title;
 221
 222         if (!_selector.find_inputs_for_io_outputs()) {
 223                 title = string_compose(_("%1 input"), _selector.io()->name());
 224         } else {
 225                 title = string_compose(_("%1 output"), _selector.io()->name());
 226         }
 227
 228         set_title (title);
 229 }
 230
 231 PortInsertUI::PortInsertUI (Gtk::Window* parent, ARDOUR::Session* sess, boost::shared_ptr<ARDOUR::PortInsert> pi)
 232         : _pi (pi)
 233         , latency_button (_("Measure Latency"))
 234         , input_selector (parent, sess, pi->input())
 235         , output_selector (parent, sess, pi->output())
 236 {
 237         latency_hbox.pack_start (latency_button, false, false);
 238         latency_hbox.pack_start (latency_display, false, false);
 239         latency_frame.add (latency_hbox);
 240
 241         output_selector.set_min_height_divisor (2);
 242         input_selector.set_min_height_divisor (2);
 243
 244         pack_start (latency_frame);
 245         pack_start (output_selector, true, true);
 246         pack_start (input_selector, true, true);
 247
 248         latency_button.signal_toggled().connect (mem_fun (*this, &PortInsertUI::latency_button_toggled));
 249 }
 250
 251 bool
 252 PortInsertUI::check_latency_measurement ()
 253 {
 254         MTDM* mtdm = _pi->mtdm ();
 255
 256         if (mtdm->resolve () < 0) {
 257                 latency_display.set_text (_("No signal detected"));
 258                 return true;
 259         }
 260
 261         if (mtdm->err () > 0.3) {
 262                 mtdm->invert ();
 263                 mtdm->resolve ();
 264         }
 265
 266         char buf[64];
 267         nframes_t sample_rate = AudioEngine::instance()->frame_rate();
 268
 269         if (sample_rate == 0) {
 270                 latency_display.set_text (_("Disconnected from audio engine"));
 271                 _pi->stop_latency_detection ();
 272                 return false;
 273         }
 274
 275         snprintf (buf, sizeof (buf), "%10.3lf frames %10.3lf ms", mtdm->del (), mtdm->del () * 1000.0f/sample_rate);
 276
 277         bool solid = true;
 278
 279         if (mtdm->err () > 0.2) {
 280                 strcat (buf, " ??");
 281                 solid = false;
 282         }
 283
 284         if (mtdm->inv ()) {
 285                 strcat (buf, " (Inv)");
 286                 solid = false;
 287         }
 288
 289         if (solid) {
 290                 _pi->set_measured_latency ((nframes_t) rint (mtdm->del()));
 291                 strcat (buf, " (set)");
 292         }
 293
 294         latency_display.set_text (buf);
 295         return true;
 296 }
 297
 298 void
 299 PortInsertUI::latency_button_toggled ()
 300 {
 301         if (latency_button.get_active ()) {
 302
 303                 _pi->start_latency_detection ();
 304                 latency_display.set_text (_("Detecting ..."));
 305                 latency_timeout = Glib::signal_timeout().connect (mem_fun (*this, &PortInsertUI::check_latency_measurement), 250);
 306
 307         } else {
 308                 _pi->stop_latency_detection ();
 309                 latency_timeout.disconnect ();
 310         }
 311 }
 312
 313
 314 void
 315 PortInsertUI::redisplay ()
 316 {
 317         input_selector.setup_ports (input_selector.other());
 318         output_selector.setup_ports (output_selector.other());
 319 }
 320
 321 void
 322 PortInsertUI::finished (IOSelector::Result r)
 323 {
 324         input_selector.Finished (r);
 325         output_selector.Finished (r);
 326 }
 327
 328
 329 PortInsertWindow::PortInsertWindow (ARDOUR::Session* sess, boost::shared_ptr<ARDOUR::PortInsert> pi, bool can_cancel)
 330         : ArdourDialog ("port insert dialog"),
 331           _portinsertui (this, sess, pi),
 332           ok_button (can_cancel ? _("OK"): _("Close")),
 333           cancel_button (_("Cancel"))
 334 {
 335
 336         set_name ("IOSelectorWindow");
 337         string title = _("Port Insert ");
 338         title += pi->name();
 339         set_title (title);
 340
 341         ok_button.set_name ("IOSelectorButton");
 342         if (!can_cancel) {
 343                 ok_button.set_image (*Gtk::manage (new Gtk::Image (Gtk::Stock::CLOSE, Gtk::ICON_SIZE_BUTTON)));
 344         }
 345         cancel_button.set_name ("IOSelectorButton");
 346
 347         if (can_cancel) {
 348                 cancel_button.set_image (*Gtk::manage (new Gtk::Image (Gtk::Stock::CANCEL, Gtk::ICON_SIZE_BUTTON)));
 349                 get_action_area()->pack_start (cancel_button, false, false);
 350         } else {
 351                 cancel_button.hide();
 352         }
 353         get_action_area()->pack_start (ok_button, false, false);
 354
 355         get_vbox()->pack_start (_portinsertui);
 356
 357         ok_button.signal_clicked().connect (sigc::mem_fun (*this, &PortInsertWindow::accept));
 358         cancel_button.signal_clicked().connect (sigc::mem_fun (*this, &PortInsertWindow::cancel));
 359
 360         signal_delete_event().connect (sigc::mem_fun (*this, &PortInsertWindow::wm_delete), false);
 361
 362         pi->DropReferences.connect (going_away_connection, invalidator (*this), boost::bind (&PortInsertWindow::plugin_going_away, this), gui_context());
 363 }
 364
 365 bool
 366 PortInsertWindow::wm_delete (GdkEventAny* /*event*/)
 367 {
 368         accept ();
 369         return true;
 370 }
 371
 372 void
 373 PortInsertWindow::plugin_going_away ()
 374 {
 375         ENSURE_GUI_THREAD (*this, &PortInsertWindow::plugin_going_away)
 376
 377         going_away_connection.disconnect ();
 378         delete_when_idle (this);
 379 }
 380
 381 void
 382 PortInsertWindow::on_map ()
 383 {
 384         _portinsertui.redisplay ();
 385         Window::on_map ();
 386 }
 387
 388
 389 void
 390 PortInsertWindow::cancel ()
 391 {
 392         _portinsertui.finished (IOSelector::Cancelled);
 393         hide ();
 394 }
 395
 396 void
 397 PortInsertWindow::accept ()
 398 {
 399         _portinsertui.finished (IOSelector::Accepted);
 400         hide ();
 401 }
 402